Triple

T9806593
Position Surface form Disambiguated ID Type / Status
Subject North Dakota’s at-large congressional district E237967 entity
Predicate containsReservation P6560 FINISHED
Object Fort Berthold Indian Reservation
Fort Berthold Indian Reservation is a Native American reservation in North Dakota that is home to the Mandan, Hidatsa, and Arikara Nation (Three Affiliated Tribes).
E824657 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Fort Berthold Indian Reservation | Statement: [North Dakota’s at-large congressional district, containsReservation, Fort Berthold Indian Reservation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fort Berthold Indian Reservation
Context triple: [North Dakota’s at-large congressional district, containsReservation, Fort Berthold Indian Reservation]
  • A. Flandreau Indian Reservation
    Flandreau Indian Reservation is a federally recognized Native American reservation in South Dakota that serves as the homeland of the Flandreau Santee Sioux Tribe.
  • B. Yankton Indian Reservation
    The Yankton Indian Reservation is a federally recognized Native American reservation in southeastern South Dakota that serves as the homeland of the Yankton Sioux Tribe.
  • C. Omaha Reservation
    The Omaha Reservation is a Native American reservation in northeastern Nebraska that serves as the homeland and administrative center of the Omaha people.
  • D. Cheyenne River Indian Reservation
    The Cheyenne River Indian Reservation is a large Native American reservation in central South Dakota that is home primarily to the Cheyenne River Sioux Tribe, a Lakota nation.
  • E. Wind River Indian Reservation
    The Wind River Indian Reservation is a large Native American reservation in central Wyoming that is home to the Eastern Shoshone and Northern Arapaho tribes.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Fort Berthold Indian Reservation
Triple: [North Dakota’s at-large congressional district, containsReservation, Fort Berthold Indian Reservation]
Generated description
Fort Berthold Indian Reservation is a Native American reservation in North Dakota that is home to the Mandan, Hidatsa, and Arikara Nation (Three Affiliated Tribes).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fort Berthold Indian Reservation
Target entity description: Fort Berthold Indian Reservation is a Native American reservation in North Dakota that is home to the Mandan, Hidatsa, and Arikara Nation (Three Affiliated Tribes).
  • A. Flandreau Indian Reservation
    Flandreau Indian Reservation is a federally recognized Native American reservation in South Dakota that serves as the homeland of the Flandreau Santee Sioux Tribe.
  • B. Yankton Indian Reservation
    The Yankton Indian Reservation is a federally recognized Native American reservation in southeastern South Dakota that serves as the homeland of the Yankton Sioux Tribe.
  • C. Omaha Reservation
    The Omaha Reservation is a Native American reservation in northeastern Nebraska that serves as the homeland and administrative center of the Omaha people.
  • D. Cheyenne River Indian Reservation
    The Cheyenne River Indian Reservation is a large Native American reservation in central South Dakota that is home primarily to the Cheyenne River Sioux Tribe, a Lakota nation.
  • E. Wind River Indian Reservation
    The Wind River Indian Reservation is a large Native American reservation in central Wyoming that is home to the Eastern Shoshone and Northern Arapaho tribes.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ca84dd4608819097ff4ed00feca280 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdab7cb9588190953a063cb7b9e29e completed April 1, 2026, 11:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1d5aecdec81909fae349945406c6c completed April 5, 2026, 3:23 a.m.
NEDg Description generation batch_69d1d6463fe481908e5d3f3fd22cffa4 completed April 5, 2026, 3:25 a.m.
NED2 Entity disambiguation (via description) batch_69d1d6dc0bd8819082a5ad417ca87a76 completed April 5, 2026, 3:28 a.m.
Created at: March 30, 2026, 8:29 p.m.