Triple

T10772560
Position Surface form Disambiguated ID Type / Status
Subject Crystal City Underground (pedestrian network) E254116 entity
Predicate hasAccessPoint P1985 FINISHED
Object Crystal City Metro entrances E51491 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: Crystal City Metro entrances | Statement: [Crystal City Underground (pedestrian network), hasAccessPoint, Crystal City Metro entrances]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Crystal City Metro entrances
Context triple: [Crystal City Underground (pedestrian network), hasAccessPoint, Crystal City Metro entrances]
  • A. Crystal City station (Washington Metro) chosen
    Crystal City station (Washington Metro) is an underground rapid transit station in Arlington, Virginia, serving the Blue and Yellow Lines and providing access to the Crystal City business district near Reagan National Airport.
  • B. Crystal City station
    Crystal City station is an underground Washington Metro stop in Arlington, Virginia, serving the Crystal City business district and nearby Reagan National Airport.
  • C. Union Station (Washington Metro)
    Union Station is a major Washington Metro station in Washington, D.C., serving as a key transit hub connected to the historic Union Station rail terminal and multiple local and regional transportation services.
  • D. Bethesda Metro station
    Bethesda Metro station is a Washington Metro Red Line station in downtown Bethesda, Maryland, serving as a major transit hub for commuters and shoppers in the area.
  • E. Crystal City station (VRE)
    Crystal City station (VRE) is a Virginia Railway Express commuter rail stop serving the Crystal City neighborhood in Arlington, Virginia, providing connections to Washington, D.C. and other regional destinations.
  • 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_69d6aa5f54f4819082d0bbcb6f8797e6 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d7329a281081909cdc4b971cf69207 completed April 9, 2026, 5:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69de238559b48190abc759e744ab0f8e completed April 14, 2026, 11:22 a.m.
Created at: April 8, 2026, 9:16 p.m.