Triple

T570634
Position Surface form Disambiguated ID Type / Status
Subject Green Line (Washington Metro) E13654 entity
Predicate station P726 FINISHED
Object Shaw–Howard University station
Shaw–Howard University station is a Washington Metro stop in the Shaw neighborhood of Washington, D.C., serving the nearby Howard University and surrounding community.
 E97223 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: Shaw–Howard University station | Statement: [Green Line (Washington Metro), station, Shaw–Howard University station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shaw–Howard University station
Context triple: [Green Line (Washington Metro), station, Shaw–Howard University station]
  • A. 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.
  • B. 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.
  • C. Cecil B. Moore station
    Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
  • D. Prince George's Plaza station
    Prince George's Plaza station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line and the surrounding commercial and residential areas.
  • E. West Hyattsville station
    West Hyattsville station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line.
  • 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: Shaw–Howard University station
Triple: [Green Line (Washington Metro), station, Shaw–Howard University station]
Generated description
Shaw–Howard University station is a Washington Metro stop in the Shaw neighborhood of Washington, D.C., serving the nearby Howard University and surrounding community.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Shaw–Howard University station
Target entity description: Shaw–Howard University station is a Washington Metro stop in the Shaw neighborhood of Washington, D.C., serving the nearby Howard University and surrounding community.
  • A. 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.
  • B. 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.
  • C. Cecil B. Moore station
    Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
  • D. Prince George's Plaza station
    Prince George's Plaza station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line and the surrounding commercial and residential areas.
  • E. West Hyattsville station
    West Hyattsville station is a Washington Metro rapid transit stop in Hyattsville, Maryland, serving the Green Line.
  • 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_69a4933fa4d88190a7949cc83c08c5c1 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49b057e708190b4e5975516e58993 completed March 1, 2026, 8:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69a76d6571588190b1f328e7b10b627c completed March 3, 2026, 11:23 p.m.
NEDg Description generation batch_69a78ce2d3608190af4f38768b6ef95e completed March 4, 2026, 1:37 a.m.
NED2 Entity disambiguation (via description) batch_69a78d84ccd08190aaa86a0adbd993a0 completed March 4, 2026, 1:40 a.m.
Created at: March 1, 2026, 7:33 p.m.