Triple

T571681
Position Surface form Disambiguated ID Type / Status
Subject Northwest Washington, D.C. E13675 entity
Predicate contains P35 FINISHED
Object U Street/African-Amer Civil War Memorial/Cardozo station E71534 NE FINISHED

How this triple was built (2 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: U Street/African-Amer Civil War Memorial/Cardozo station | Statement: [Northwest Washington, D.C., contains, U Street/African-Amer Civil War Memorial/Cardozo station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U Street/African-Amer Civil War Memorial/Cardozo station
Context triple: [Northwest Washington, D.C., contains, U Street/African-Amer Civil War Memorial/Cardozo station]
  • A. U Street/African-Amer Civil War Memorial/Cardozo station chosen
    U Street/African-Amer Civil War Memorial/Cardozo station is a Washington Metro stop in the U Street neighborhood of Washington, D.C., serving as a key transit access point to nearby historic and cultural landmarks.
  • B. Sullivan Square station
    Sullivan Square station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains and numerous bus routes that connect the city and surrounding areas.
  • C. Dupont Circle station
    Dupont Circle station is a Washington, D.C. Metro station on the Red Line serving the Dupont Circle neighborhood and nearby areas such as Kalorama.
  • D. 13th Street station
    13th Street station is a major underground transit stop in Center City Philadelphia serving SEPTA’s Subway–Surface Trolley Lines and connecting to other regional rail and subway services.
  • E. Archives–Navy Memorial–Penn Quarter station
    Archives–Navy Memorial–Penn Quarter station is a Washington Metro subway station in downtown Washington, D.C., serving the Archives, U.S. Navy Memorial, and the Penn Quarter neighborhood.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a4933fa4d88190a7949cc83c08c5c1 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49b483ac08190b3be152a7cf42011 completed March 1, 2026, 8:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4ff4c3df48190a886a8d3c633d417 completed March 2, 2026, 3:09 a.m.
Created at: March 1, 2026, 7:33 p.m.