Triple

T10142479
Position Surface form Disambiguated ID Type / Status
Subject Metro D Line E231618 entity
Predicate plannedFutureTerminus P46404 FINISHED
Object Westwood/VA Hospital station
Westwood/VA Hospital station is a planned Los Angeles Metro Rail station intended to serve the Westwood area and the nearby Veterans Affairs medical complex.
E844583 NE FINISHED

How this triple was built (5 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: Westwood/VA Hospital station | Statement: [Metro D Line, plannedFutureTerminus, Westwood/VA Hospital station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Westwood/VA Hospital station
Context triple: [Metro D Line, plannedFutureTerminus, Westwood/VA Hospital station]
  • A. Pentagon City station
    Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
  • 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. 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.
  • D. West Falls Church station
    West Falls Church station is a Washington Metro rapid transit stop in Fairfax County, Virginia, serving the Orange Line and nearby residential and commercial areas.
  • E. Potomac Avenue station
    Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
  • 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: Westwood/VA Hospital station
Triple: [Metro D Line, plannedFutureTerminus, Westwood/VA Hospital station]
Generated description
Westwood/VA Hospital station is a planned Los Angeles Metro Rail station intended to serve the Westwood area and the nearby Veterans Affairs medical complex.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Westwood/VA Hospital station
Target entity description: Westwood/VA Hospital station is a planned Los Angeles Metro Rail station intended to serve the Westwood area and the nearby Veterans Affairs medical complex.
  • A. Pentagon City station
    Pentagon City station is a Washington Metro rapid transit stop in Arlington, Virginia, serving the Pentagon City neighborhood and its adjacent shopping and office complexes.
  • 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. 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.
  • D. West Falls Church station
    West Falls Church station is a Washington Metro rapid transit stop in Fairfax County, Virginia, serving the Orange Line and nearby residential and commercial areas.
  • E. Potomac Avenue station
    Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: plannedFutureTerminus
Context triple: [Metro D Line, plannedFutureTerminus, Westwood/VA Hospital station]
  • A. isPlannedTerminusFor chosen
    Indicates that a location or endpoint is designated to serve as the final stop or end point for a route, line, or service in planning or future operations.
  • B. formerTerminusFor
    Indicates that a location once served as the endpoint or final stop of a route, line, or service, but no longer holds that status.
  • C. terminus
    Indicates that one entity serves as the final endpoint or stopping place for another entity’s movement, route, or process.
  • D. plannedTransit
    Indicates that a transit or trip has been scheduled or arranged to occur, but has not yet taken place.
  • E. plannedVia
    Indicates that something is arranged, organized, or scheduled by means of a particular method, process, or intermediary.
  • F. None of above.

Provenance (6 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_69ca848364f881908a24366a6feec1db completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cdeb273fec8190818707167e031d58 completed April 2, 2026, 4:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2e60e51488190a6097837eb3ce18a completed April 5, 2026, 10:45 p.m.
NEDg Description generation batch_69d2ea2b0c2c8190ad96980673f182c1 completed April 5, 2026, 11:03 p.m.
NED2 Entity disambiguation (via description) batch_69d2ea7fe7948190baa7ffcfe5c399dd completed April 5, 2026, 11:04 p.m.
PD Predicate disambiguation batch_69cd4ba4f5d88190ba68e63be10b08c7 completed April 1, 2026, 4:45 p.m.
Created at: March 30, 2026, 9:07 p.m.