{
 "meta": {
  "api_version": "1.4.1",
  "generated": "2026-10-04",
  "notice": "Screening-level results from terrain, inventory and index-map evidence only. Natural hazards are read from federal index maps, not assessed on site; geology is not assessed. Not a basis for engineering or investment decisions without a feasibility study.",
  "docs": "https://gopalinternship-unibasel.github.io/basinscope-alps/api/",
  "count": 15
 },
 "data": [
  {
   "id": 1,
   "report_rank": 1,
   "name": "Grimselsee, western part",
   "type": "reservoir",
   "type_label": "Existing reservoir",
   "valley": "Grimsel area (Aare)",
   "location": {
    "easting_lv95": 2664285,
    "northing_lv95": 1157195,
    "longitude": 8.27705,
    "latitude": 46.562943,
    "elevation_m": 1908
   },
   "glacier_area_upstream_km2": 30.1,
   "basin": {
    "volume_10m_dam_mio_m3": 6.27,
    "volume_20m_dam_mio_m3": 14.96,
    "lake_area_ha": 99,
    "dam_length_m": 670
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 28.5,
    "dam_20m": 68.1
   },
   "catchment_id": 4128,
   "protection": {
    "level": "strict",
    "strict": true,
    "areas": [
     {
      "kind": "mire_landscape",
      "label": "Mire landscape of national importance",
      "level": "strict",
      "name": "Grimsel"
     },
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 0,
    "shallow_landslide": 24,
    "rockfall": 53,
    "permafrost": 0
   },
   "confidence_note": "The terrain model edge cuts through the lake.",
   "notes": [
    "On the federal hydropower round-table list (2021) as the Grimsel enlargement. The analysis found it independently.",
    "The terrain model's eastern edge runs through the middle of the lake, so this volume is uncertain."
   ]
  },
  {
   "id": 2,
   "report_rank": 2,
   "name": "Gauligletscher forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Gauli / Urbachtal",
   "location": {
    "easting_lv95": 2659955,
    "northing_lv95": 1162765,
    "longitude": 8.221306,
    "latitude": 46.613448,
    "elevation_m": 2139
   },
   "glacier_area_upstream_km2": 13.8,
   "basin": {
    "volume_10m_dam_mio_m3": 4.98,
    "volume_20m_dam_mio_m3": 12.49,
    "lake_area_ha": 83,
    "dam_length_m": 210
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 22.7,
    "dam_20m": 56.9
   },
   "catchment_id": 4022,
   "protection": {
    "level": "strict",
    "strict": true,
    "areas": [
     {
      "kind": "floodplain",
      "label": "Floodplain of national importance",
      "level": "strict",
      "name": "Gauligletscher, object 1206, glacier forefield"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 0,
    "shallow_landslide": 6,
    "rockfall": 12,
    "permafrost": 4
   },
   "confidence_note": null,
   "notes": [
    "Best new site in the terrain analysis: a large volume behind a short dam. Its whole catchment is 25.7 km², 54% glaciated."
   ]
  },
  {
   "id": 3,
   "report_rank": 3,
   "name": "Oberaarsee",
   "type": "reservoir",
   "type_label": "Existing reservoir",
   "valley": "Grimsel area (Aare)",
   "location": {
    "easting_lv95": 2662995,
    "northing_lv95": 1154885,
    "longitude": 8.259911,
    "latitude": 46.542287,
    "elevation_m": 2302
   },
   "glacier_area_upstream_km2": 4.48,
   "basin": {
    "volume_10m_dam_mio_m3": 9.55,
    "volume_20m_dam_mio_m3": 20.38,
    "lake_area_ha": 114,
    "dam_length_m": 1060
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 43.5,
    "dam_20m": 92.8
   },
   "catchment_id": 4128,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 3,
    "shallow_landslide": 21,
    "rockfall": 28,
    "permafrost": 4
   },
   "confidence_note": null,
   "notes": [
    "On the federal hydropower round-table list (2021). The analysis found it independently."
   ]
  },
  {
   "id": 4,
   "report_rank": 4,
   "name": "Oeschinensee",
   "type": "lake",
   "type_label": "Existing lake",
   "valley": "Kandersteg (Öschibach)",
   "location": {
    "easting_lv95": 2621445,
    "northing_lv95": 1149575,
    "longitude": 7.717981,
    "latitude": 46.497142,
    "elevation_m": 1575
   },
   "glacier_area_upstream_km2": 4.4,
   "basin": {
    "volume_10m_dam_mio_m3": 10.64,
    "volume_20m_dam_mio_m3": 22.61,
    "lake_area_ha": 124,
    "dam_length_m": 780
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 48.4,
    "dam_20m": 102.9
   },
   "catchment_id": 4134,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 4,
    "shallow_landslide": 0,
    "rockfall": 3,
    "permafrost": 0
   },
   "confidence_note": null,
   "notes": []
  },
  {
   "id": 5,
   "report_rank": 5,
   "name": "Fieschergletscher forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Below the Fieschergletscher",
   "location": {
    "easting_lv95": 2653415,
    "northing_lv95": 1144985,
    "longitude": 8.133879,
    "latitude": 46.454067,
    "elevation_m": 1675
   },
   "glacier_area_upstream_km2": 33.2,
   "basin": {
    "volume_10m_dam_mio_m3": 0.73,
    "volume_20m_dam_mio_m3": 2.1,
    "lake_area_ha": 16,
    "dam_length_m": 190
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 3.3,
    "dam_20m": 9.6
   },
   "catchment_id": 3143,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (südlicher Teil), object 1706"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 6,
    "shallow_landslide": 8,
    "rockfall": 36,
    "permafrost": 0
   },
   "confidence_note": null,
   "notes": [
    "A great deal of glacier upstream but little space."
   ]
  },
  {
   "id": 6,
   "report_rank": 6,
   "name": "Fafleralp, Lötschental",
   "type": "new",
   "type_label": "New site",
   "valley": "Lötschental",
   "location": {
    "easting_lv95": 2632445,
    "northing_lv95": 1142545,
    "longitude": 7.860773,
    "latitude": 46.433461,
    "elevation_m": 1761
   },
   "glacier_area_upstream_km2": 17.1,
   "basin": {
    "volume_10m_dam_mio_m3": 0.26,
    "volume_20m_dam_mio_m3": 1.88,
    "lake_area_ha": 23,
    "dam_length_m": 300
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 1.2,
    "dam_20m": 8.6
   },
   "catchment_id": 3003,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (südlicher Teil), object 1706"
     },
     {
      "kind": "game_reserve",
      "label": "Federal game reserve",
      "level": "landscape",
      "name": "Bietschhorn, partial protection"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 32,
    "shallow_landslide": 12,
    "rockfall": 3,
    "permafrost": 0
   },
   "confidence_note": null,
   "notes": [
    "A great deal of glacier upstream but little space."
   ]
  },
  {
   "id": 7,
   "report_rank": 7,
   "name": "Lake near the Gruebengletscher",
   "type": "lake",
   "type_label": "Existing lake",
   "valley": "Grimsel area (Aare)",
   "location": {
    "easting_lv95": 2663435,
    "northing_lv95": 1161755,
    "longitude": 8.266592,
    "latitude": 46.604042,
    "elevation_m": 2332
   },
   "glacier_area_upstream_km2": 1.29,
   "basin": {
    "volume_10m_dam_mio_m3": 0.61,
    "volume_20m_dam_mio_m3": 1.85,
    "lake_area_ha": 16,
    "dam_length_m": 320
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 2.8,
    "dam_20m": 8.4
   },
   "catchment_id": 4128,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 8,
    "shallow_landslide": 5,
    "rockfall": 45,
    "permafrost": 4
   },
   "confidence_note": null,
   "notes": []
  },
  {
   "id": 8,
   "report_rank": 8,
   "name": "Blatten, Lötschental",
   "type": "settlement",
   "type_label": "Settlement area",
   "valley": "Lötschental",
   "location": {
    "easting_lv95": 2629245,
    "northing_lv95": 1141005,
    "longitude": 7.819042,
    "latitude": 46.419755,
    "elevation_m": 1524
   },
   "glacier_area_upstream_km2": 21.9,
   "basin": {
    "volume_10m_dam_mio_m3": 0.13,
    "volume_20m_dam_mio_m3": 0.85,
    "lake_area_ha": 11,
    "dam_length_m": 460
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 0.6,
    "dam_20m": 3.9
   },
   "catchment_id": 3003,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (südlicher Teil), object 1706"
     },
     {
      "kind": "game_reserve",
      "label": "Federal game reserve",
      "level": "landscape",
      "name": "Bietschhorn, partial protection"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 32,
    "shallow_landslide": 41,
    "rockfall": 13,
    "permafrost": 0
   },
   "confidence_note": "The terrain model may show the valley before or after the 2025 collapse.",
   "notes": [
    "The village was buried in May 2025 by the collapse of the Birch Glacier. The terrain has changed fundamentally and the site is unsuitable in any case."
   ]
  },
  {
   "id": 9,
   "report_rank": 9,
   "name": "Kanderfirn forefield, upper Gasterntal",
   "type": "new",
   "type_label": "New site",
   "valley": "Gasterntal (Kanderfirn)",
   "location": {
    "easting_lv95": 2623945,
    "northing_lv95": 1144525,
    "longitude": 7.750285,
    "latitude": 46.45163,
    "elevation_m": 1724
   },
   "glacier_area_upstream_km2": 13.2,
   "basin": {
    "volume_10m_dam_mio_m3": 0.11,
    "volume_20m_dam_mio_m3": 0.71,
    "lake_area_ha": 9,
    "dam_length_m": 460
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 0.5,
    "dam_20m": 3.2
   },
   "catchment_id": 4006,
   "protection": {
    "level": "strict",
    "strict": true,
    "areas": [
     {
      "kind": "floodplain",
      "label": "Floodplain of national importance",
      "level": "strict",
      "name": "Kanderfirn, object 1121, glacier forefield"
     },
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 47,
    "shallow_landslide": 36,
    "rockfall": 100,
    "permafrost": 0
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  },
  {
   "id": 10,
   "report_rank": 10,
   "name": "Blüemlisalpgletscher forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Kandersteg (Öschibach)",
   "location": {
    "easting_lv95": 2623635,
    "northing_lv95": 1150555,
    "longitude": 7.746558,
    "latitude": 46.505884,
    "elevation_m": 2174
   },
   "glacier_area_upstream_km2": 2.2,
   "basin": {
    "volume_10m_dam_mio_m3": 0.12,
    "volume_20m_dam_mio_m3": 0.68,
    "lake_area_ha": 7,
    "dam_length_m": 360
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 0.5,
    "dam_20m": 3.1
   },
   "catchment_id": 4134,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 4,
    "shallow_landslide": 18,
    "rockfall": 46,
    "permafrost": 8
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  },
  {
   "id": 11,
   "report_rank": 11,
   "name": "Bächlital, Grimsel",
   "type": "new",
   "type_label": "New site",
   "valley": "Grimsel area (Aare)",
   "location": {
    "easting_lv95": 2665225,
    "northing_lv95": 1159815,
    "longitude": 8.289679,
    "latitude": 46.586419,
    "elevation_m": 2173
   },
   "glacier_area_upstream_km2": 1.2,
   "basin": {
    "volume_10m_dam_mio_m3": 0.21,
    "volume_20m_dam_mio_m3": 0.68,
    "lake_area_ha": 5,
    "dam_length_m": 360
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 1.0,
    "dam_20m": 3.1
   },
   "catchment_id": 4128,
   "protection": {
    "level": "strict",
    "strict": true,
    "areas": [
     {
      "kind": "floodplain",
      "label": "Floodplain of national importance",
      "level": "strict",
      "name": "Bächlisboden, object 1327, alpine alluvial plain"
     },
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 6,
    "shallow_landslide": 34,
    "rockfall": 74,
    "permafrost": 0
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  },
  {
   "id": 12,
   "report_rank": 12,
   "name": "Breitlouwenengletscher forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Hinteres Lauterbrunnental",
   "location": {
    "easting_lv95": 2636945,
    "northing_lv95": 1151685,
    "longitude": 7.92005,
    "latitude": 46.515447,
    "elevation_m": 2211
   },
   "glacier_area_upstream_km2": 0.6,
   "basin": {
    "volume_10m_dam_mio_m3": 0.22,
    "volume_20m_dam_mio_m3": 0.59,
    "lake_area_ha": 4,
    "dam_length_m": 290
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 1.0,
    "dam_20m": 2.7
   },
   "catchment_id": 4020,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 26,
    "shallow_landslide": 48,
    "rockfall": 73,
    "permafrost": 0
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  },
  {
   "id": 13,
   "report_rank": 13,
   "name": "Baltschiedergletscher forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Baltschiedertal",
   "location": {
    "easting_lv95": 2634775,
    "northing_lv95": 1137275,
    "longitude": 7.890693,
    "latitude": 46.385938,
    "elevation_m": 2281
   },
   "glacier_area_upstream_km2": 5.5,
   "basin": {
    "volume_10m_dam_mio_m3": 0.11,
    "volume_20m_dam_mio_m3": 0.56,
    "lake_area_ha": 6,
    "dam_length_m": 290
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 0.5,
    "dam_20m": 2.5
   },
   "catchment_id": 3124,
   "protection": {
    "level": "strict",
    "strict": true,
    "areas": [
     {
      "kind": "floodplain",
      "label": "Floodplain of national importance",
      "level": "strict",
      "name": "Üssre Baltschiedergletscher, object 1118, glacier forefield"
     },
     {
      "kind": "hydro_waiver",
      "label": "Hydropower use waived for compensation",
      "level": "strict",
      "name": "Baltschiedertal, since 2002"
     },
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (südlicher Teil), object 1706"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 36,
    "shallow_landslide": 53,
    "rockfall": 90,
    "permafrost": 5
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  },
  {
   "id": 14,
   "report_rank": 14,
   "name": "Jegigletscher forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Lötschental",
   "location": {
    "easting_lv95": 2635325,
    "northing_lv95": 1145305,
    "longitude": 7.898454,
    "latitude": 46.458143,
    "elevation_m": 2203
   },
   "glacier_area_upstream_km2": 2.1,
   "basin": {
    "volume_10m_dam_mio_m3": 0.1,
    "volume_20m_dam_mio_m3": 0.54,
    "lake_area_ha": 6,
    "dam_length_m": 360
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 0.5,
    "dam_20m": 2.5
   },
   "catchment_id": 3003,
   "protection": {
    "level": "strict",
    "strict": true,
    "areas": [
     {
      "kind": "floodplain",
      "label": "Floodplain of national importance",
      "level": "strict",
      "name": "Langgletscher/Jegigletscher, object 1115, glacier forefield"
     },
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (südlicher Teil), object 1706"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 5,
    "shallow_landslide": 29,
    "rockfall": 58,
    "permafrost": 2
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  },
  {
   "id": 15,
   "report_rank": 15,
   "name": "Tschingelfirn forefield",
   "type": "new",
   "type_label": "New site",
   "valley": "Hinteres Lauterbrunnental",
   "location": {
    "easting_lv95": 2632305,
    "northing_lv95": 1149925,
    "longitude": 7.859466,
    "latitude": 46.499855,
    "elevation_m": 2267
   },
   "glacier_area_upstream_km2": 5.2,
   "basin": {
    "volume_10m_dam_mio_m3": 0.19,
    "volume_20m_dam_mio_m3": 0.51,
    "lake_area_ha": 4,
    "dam_length_m": 230
   },
   "illustrative_investment_chf_m": {
    "dam_10m": 0.9,
    "dam_20m": 2.3
   },
   "catchment_id": 4020,
   "protection": {
    "level": "landscape",
    "strict": false,
    "areas": [
     {
      "kind": "unesco",
      "label": "UNESCO World Heritage property",
      "level": "landscape",
      "name": "Schweizer Alpen Jungfrau-Aletsch"
     },
     {
      "kind": "bln",
      "label": "Federal landscape inventory (BLN)",
      "level": "landscape",
      "name": "Berner Hochalpen und Aletsch-Bietschhorn-Gebiet (nördlicher Teil), object 1507"
     }
    ]
   },
   "hazard_index_percent": {
    "debris_flow": 13,
    "shallow_landslide": 8,
    "rockfall": 46,
    "permafrost": 3
   },
   "confidence_note": null,
   "notes": [
    "Small basin in a forefield step."
   ]
  }
 ]
}