Triple

T14967166
Position Surface form Disambiguated ID Type / Status
Subject Downtown Seattle Transit Tunnel E373218 entity
Predicate formerTerminus P388 FINISHED
Object Convention Place station E1130063 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: Convention Place station | Statement: [Downtown Seattle Transit Tunnel, formerTerminus, Convention Place station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Convention Place station
Context triple: [Downtown Seattle Transit Tunnel, formerTerminus, Convention Place station]
  • A. Convention Place station chosen
    Convention Place station was a former underground bus and light rail station in downtown Seattle that served as the northern terminus of the Downtown Seattle Transit Tunnel.
  • B. Courthouse station
    Courthouse station is an underground MBTA Silver Line bus rapid transit station serving Boston's Seaport District.
  • C. Courthouse station
    Courthouse station is a light rail station in downtown Salt Lake City, Utah, serving the Utah Transit Authority’s TRAX system.
  • D. King Street–Old Town station
    King Street–Old Town station is a Washington Metro rail station in Alexandria, Virginia, serving the historic Old Town area and nearby Amtrak and VRE services.
  • E. Anderson Street station
    Anderson Street station is a New Jersey Transit commuter rail stop serving the city of Hackensack in Bergen County, New Jersey.
  • 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_69d85ccbbcd48190acb56e7cf104d8ad completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded6e2fdcc8190bffe603db3388736 completed April 15, 2026, 12:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe969112d8819094e5d81a8ffa3b8a completed May 9, 2026, 2:06 a.m.
Created at: April 10, 2026, 2:47 a.m.