{"id":"01KJNXNNEETBQJWG0VC7VY1YZ0","cid":"bafkreifacifyvm7ml5mtv4r2yveecqxxmowsx63nhf76dwcrsofyvnflyq","type":"geological_period","properties":{"_kg_layer":0,"category":"geological period","description":"A geological era to which all hitherto discovered Fossil Whales belong, immediately preceding the superficial formations of the Earth.","label":"tertiary period","significance":"period of fossil whale discoveries"},"relationships":[{"peer":"01KJNXECF9R1EZKS5Z7J8A8ZSB","peer_type":"collection","predicate":"collection"},{"peer":"01KJNXNFG0R91WX67PDK7D7WRP","peer_label":"Fossil Whales (Concept)","predicate":"referenced_by","properties":{"context":"belong_to","source":{"id":"01KJNXJV8QZBWBRHC94714Y4RV","label":"Source","type":"text_chunk"},"source_text":"all the Fossil Whales hitherto discovered belong to the Tertiary period, which is the last preceding the superficial formations."}},{"peer":"01KJNXJV8QZBWBRHC94714Y4RV","peer_label":"Source","predicate":"extracted_from","properties":{"extracted_at":"2026-03-02T00:08:20.295Z","source":{"id":"01KJNXJV8QZBWBRHC94714Y4RV","label":"Source","type":"text_chunk"}}}],"ver":2,"created_at":"2026-03-02T00:02:51.470Z","ts":"2026-03-02T00:08:21.515Z","edited_by":{"method":"system","user_id":"01KJ60XQBHJ0GBGTP9X8HXAPPM"}}