{"id":"01KJVPXVQQED5Z3A0YR5HV0FNK","cid":"bafkreihnc7n3k52vv5dhbr74e5oo776lazwja4xca3fmqmrjug2bhqwjaa","type":"file","properties":{"char_count":228,"extracted_image_count":0,"filename":"page-3.txt","has_extracted_images":false,"label":"Page 3","mime_type":"text/plain","page_number":3,"source_entity_id":"01KJVPXKFCGE3FZWBQ7CSSJTCP","text":"Digital PDF Test Document - Page 3Niels Bohr was a Danish physicist.He made foundational contributions to understanding atomic structure.Bohr received the Nobel Prize in Physics in 1922.He worked at the University of Copenhagen.","text_source":"pdf_extraction"},"relationships":[{"peer":"01KJVPXKFCGE3FZWBQ7CSSJTCP","predicate":"derived_from"},{"peer":"01KJVPXJBEW83HCT2H5HAH39ZJ","peer_type":"collection","predicate":"collection"},{"peer":"01KJVPY9JAEJ503S1T0M3RERP5","peer_label":"niels bohr","predicate":"extracted_entity","properties":{"entity_type":"person","extracted_at":"2026-03-04T06:00:42.514Z"}},{"peer":"01KJVPY9JTQYK6V6T5N8481296","peer_label":"atomic structure","predicate":"extracted_entity","properties":{"entity_type":"scientific_concept","extracted_at":"2026-03-04T06:00:42.514Z"}},{"peer":"01KJVPY9HHZ1275E4M0WDCNB3Q","peer_label":"nobel prize in physics","predicate":"extracted_entity","properties":{"entity_type":"award","extracted_at":"2026-03-04T06:00:42.514Z"}},{"peer":"01KJVPY9R37568XXWSSBK6FHRG","peer_label":"university of copenhagen","predicate":"extracted_entity","properties":{"entity_type":"organization","extracted_at":"2026-03-04T06:00:42.514Z"}}],"ver":2,"created_at":"2026-03-04T06:00:26.615Z","ts":"2026-03-04T06:00:43.330Z","edited_by":{"method":"system","user_id":"01KJ60XQBHJ0GBGTP9X8HXAPPM"}}