Triple

T8528334
Position Surface form Disambiguated ID Type / Status
Subject Harry Cobb E201875 entity
Predicate notableWork P4 FINISHED
Object Fannie Mae Headquarters, Washington, D.C.
Fannie Mae Headquarters in Washington, D.C. is a prominent modernist office complex serving as the main corporate offices of the Federal National Mortgage Association.
 E742139 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: Fannie Mae Headquarters, Washington, D.C. | Statement: [Harry Cobb, notableWork, Fannie Mae Headquarters, Washington, D.C.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Fannie Mae Headquarters, Washington, D.C.
Context triple: [Harry Cobb, notableWork, Fannie Mae Headquarters, Washington, D.C.]
  • A. Washington, D.C. (headquarters of GSA)
    Washington, D.C. is the capital city of the United States and the central hub for its federal government institutions and agencies.
  • B. Federal Reserve Board building, Washington, D.C.
    The Federal Reserve Board building in Washington, D.C. is the headquarters of the U.S. central bank’s Board of Governors and a key site for formulating national monetary policy.
  • C. Washington, D.C. Metropolitan Police Headquarters
    The Washington, D.C. Metropolitan Police Headquarters is the central administrative and operational hub of the Metropolitan Police Department of the District of Columbia, housing key divisions and leadership offices responsible for law enforcement in the nation’s capital.
  • D. Fannie Mae
    Fannie Mae is a U.S. government-sponsored enterprise that provides liquidity and stability to the mortgage market by purchasing and guaranteeing home loans.
  • E. Denver Federal Center
    The Denver Federal Center is a major U.S. government campus in Lakewood, Colorado that houses numerous federal agencies and regional offices.
  • 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: Fannie Mae Headquarters, Washington, D.C.
Triple: [Harry Cobb, notableWork, Fannie Mae Headquarters, Washington, D.C.]
Generated description
Fannie Mae Headquarters in Washington, D.C. is a prominent modernist office complex serving as the main corporate offices of the Federal National Mortgage Association.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Fannie Mae Headquarters, Washington, D.C.
Target entity description: Fannie Mae Headquarters in Washington, D.C. is a prominent modernist office complex serving as the main corporate offices of the Federal National Mortgage Association.
  • A. Washington, D.C. (headquarters of GSA)
    Washington, D.C. is the capital city of the United States and the central hub for its federal government institutions and agencies.
  • B. Federal Reserve Board building, Washington, D.C.
    The Federal Reserve Board building in Washington, D.C. is the headquarters of the U.S. central bank’s Board of Governors and a key site for formulating national monetary policy.
  • C. Washington, D.C. Metropolitan Police Headquarters
    The Washington, D.C. Metropolitan Police Headquarters is the central administrative and operational hub of the Metropolitan Police Department of the District of Columbia, housing key divisions and leadership offices responsible for law enforcement in the nation’s capital.
  • D. Fannie Mae
    Fannie Mae is a U.S. government-sponsored enterprise that provides liquidity and stability to the mortgage market by purchasing and guaranteeing home loans.
  • E. Denver Federal Center
    The Denver Federal Center is a major U.S. government campus in Lakewood, Colorado that houses numerous federal agencies and regional offices.
  • 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_69ca83228b24819085d22e7dc99f5d94 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe672e0588190a84328e1bf974f08 completed March 31, 2026, 3:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6d54ef908190970a1010c8018abd completed April 2, 2026, 1:21 p.m.
NEDg Description generation batch_69ce71cd3320819090f2e09f51493f9a completed April 2, 2026, 1:40 p.m.
NED2 Entity disambiguation (via description) batch_69ce725a4cf081909cd470fd4d7452ca completed April 2, 2026, 1:42 p.m.
Created at: March 30, 2026, 6:17 p.m.