Triple

T20128463
Position Surface form Disambiguated ID Type / Status
Subject Green Line southern leg E490819 entity
Predicate connectsToLineAtStation P109198 FINISHED
Object Yellow Line at L'Enfant Plaza station NE NERFINISHED

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: Yellow Line at L'Enfant Plaza station | Statement: [Green Line southern leg, connectsToLineAtStation, Yellow Line at L'Enfant Plaza station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Yellow Line at L'Enfant Plaza station
Context triple: [Green Line southern leg, connectsToLineAtStation, Yellow Line at L'Enfant Plaza station]
  • A. Yellow Line at Howard
    Yellow Line at Howard is a Chicago Transit Authority rapid transit service that begins at Howard station, providing Yellow Line trains with access to the rest of the ‘L’ network.
  • B. Washington Metro Yellow Line chosen
    The Washington Metro Yellow Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into Virginia, serving key hubs including downtown Washington and Alexandria.
  • C. Red Line at Howard
    Red Line at Howard is a major Chicago Transit Authority rail terminal on the city’s North Side that serves as the northern terminus of the Red Line and a key transfer point to other ‘L’ routes.
  • D. Washington Metro Red Line
    The Washington Metro Red Line is a major rapid transit route in the Washington, D.C. metropolitan area, running through key downtown and suburban corridors as part of the region’s primary subway system.
  • E. Washington Metro Green Line
    The Washington Metro Green Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into surrounding suburbs, including Prince George’s County, Maryland.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69da62651a0c8190a3e05e95e056a66b completed April 11, 2026, 3:01 p.m.
NER Named-entity recognition batch_69e6675fe3d48190b0c20b483a951e68 completed April 20, 2026, 5:50 p.m.
Created at: April 11, 2026, 11:31 p.m.