Triple

T6577410
Position Surface form Disambiguated ID Type / Status
Subject Brookland E157202 entity
Predicate hasTransportation P105 FINISHED
Object Brookland–CUA station
Brookland–CUA station is a Washington Metro Red Line station in Northeast Washington, D.C., serving the Brookland neighborhood and the Catholic University of America.
 E607719 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: Brookland–CUA station | Statement: [Brookland, hasTransportation, Brookland–CUA station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Brookland–CUA station
Context triple: [Brookland, hasTransportation, Brookland–CUA station]
  • A. Foggy Bottom–GWU station
    Foggy Bottom–GWU station is a Washington, D.C. Metrorail station on the Blue, Orange, and Silver lines serving the George Washington University campus and nearby landmarks including the Kennedy Center.
  • B. Columbia Heights station
    Columbia Heights station is a Washington, D.C. Metro stop on the Green and Yellow lines serving the Columbia Heights neighborhood and nearby Adams Morgan area.
  • C. Farragut West station
    Farragut West station is a Washington Metro rapid transit station serving downtown Washington, D.C., near Farragut Square.
  • D. Cleveland Park station
    Cleveland Park station is a Washington Metro Red Line station serving the Cleveland Park neighborhood in Northwest Washington, D.C.
  • E. Capitol Heights station
    Capitol Heights station is an elevated Washington Metro station in Prince George's County, Maryland, serving the Blue and Silver Lines near the D.C.–Maryland border.
  • 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: Brookland–CUA station
Triple: [Brookland, hasTransportation, Brookland–CUA station]
Generated description
Brookland–CUA station is a Washington Metro Red Line station in Northeast Washington, D.C., serving the Brookland neighborhood and the Catholic University of America.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Brookland–CUA station
Target entity description: Brookland–CUA station is a Washington Metro Red Line station in Northeast Washington, D.C., serving the Brookland neighborhood and the Catholic University of America.
  • A. Foggy Bottom–GWU station
    Foggy Bottom–GWU station is a Washington, D.C. Metrorail station on the Blue, Orange, and Silver lines serving the George Washington University campus and nearby landmarks including the Kennedy Center.
  • B. Columbia Heights station
    Columbia Heights station is a Washington, D.C. Metro stop on the Green and Yellow lines serving the Columbia Heights neighborhood and nearby Adams Morgan area.
  • C. Farragut West station
    Farragut West station is a Washington Metro rapid transit station serving downtown Washington, D.C., near Farragut Square.
  • D. Cleveland Park station
    Cleveland Park station is a Washington Metro Red Line station serving the Cleveland Park neighborhood in Northwest Washington, D.C.
  • E. Capitol Heights station
    Capitol Heights station is an elevated Washington Metro station in Prince George's County, Maryland, serving the Blue and Silver Lines near the D.C.–Maryland border.
  • 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_69c6882b3a108190b3a9eb343ae4162c completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6ae74fd90819091d67eec6381d5e0 completed March 27, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e42945348190882e6ffd05977d36 completed March 27, 2026, 8:10 p.m.
NEDg Description generation batch_69c6e5b236888190b108de51c730179a completed March 27, 2026, 8:16 p.m.
NED2 Entity disambiguation (via description) batch_69c6e7cc21548190b302e2e31f9cadd0 completed March 27, 2026, 8:25 p.m.
Created at: March 27, 2026, 1:54 p.m.