Triple

T607290
Position Surface form Disambiguated ID Type / Status
Subject Orange Line (Washington Metro) E12021 entity
Predicate hasStation P35 FINISHED
Object Stadium–Armory station
Stadium–Armory station is a Washington Metro transit station in Washington, D.C., serving multiple lines near the RFK Stadium and D.C. Armory area.
 E116385 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: Stadium–Armory station | Statement: [Orange Line (Washington Metro), hasStation, Stadium–Armory station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Stadium–Armory station
Context triple: [Orange Line (Washington Metro), hasStation, Stadium–Armory station]
  • A. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • 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. Fort Totten station
    Fort Totten station is a major Washington Metro transfer hub in Northeast D.C. where the Red Line intersects with the Green and Yellow Lines.
  • D. Forest Hills station
    Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
  • E. North Bridge station
    North Bridge station was an early railway terminus in Edinburgh that later became part of what is now Edinburgh Waverley station.
  • 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: Stadium–Armory station
Triple: [Orange Line (Washington Metro), hasStation, Stadium–Armory station]
Generated description
Stadium–Armory station is a Washington Metro transit station in Washington, D.C., serving multiple lines near the RFK Stadium and D.C. Armory area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Stadium–Armory station
Target entity description: Stadium–Armory station is a Washington Metro transit station in Washington, D.C., serving multiple lines near the RFK Stadium and D.C. Armory area.
  • A. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • 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. Fort Totten station
    Fort Totten station is a major Washington Metro transfer hub in Northeast D.C. where the Red Line intersects with the Green and Yellow Lines.
  • D. Forest Hills station
    Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
  • E. North Bridge station
    North Bridge station was an early railway terminus in Edinburgh that later became part of what is now Edinburgh Waverley station.
  • 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_69a493309df48190a327f748e88049a6 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49df34abc8190a578c8c2ab3d28e4 completed March 1, 2026, 8:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac1cc7fc6c8190ac5da1e473396932 completed March 7, 2026, 12:40 p.m.
NEDg Description generation batch_69ac1d3b36c08190852dc68a1dc282f2 completed March 7, 2026, 12:42 p.m.
NED2 Entity disambiguation (via description) batch_69ac1ded444c81909a7b9f9e3869bd38 completed March 7, 2026, 12:45 p.m.
Created at: March 1, 2026, 7:35 p.m.