Triple

T22808478
Position Surface form Disambiguated ID Type / Status
Subject Green Line central subway E564602 entity
Predicate hasStation P35 FINISHED
Object Boylston 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: Boylston | Statement: [Green Line central subway, hasStation, Boylston]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Boylston
Context triple: [Green Line central subway, hasStation, Boylston]
  • A. Boylston chosen
    Boylston is an MBTA Green Line subway station located near Boston Common in downtown Boston, Massachusetts.
  • B. Boylston, Massachusetts
    Boylston, Massachusetts is a small New England town in Worcester County known for its rural character, Wachusett Reservoir, and historic village center.
  • C. Boston Common
    Boston Common is a historic central public park in downtown Boston and the oldest city park in the United States.
  • D. Winthrop Junction
    Winthrop Junction was a former railroad junction and station in Winthrop, Massachusetts, that connected local rail service to the Boston, Revere Beach and Lynn Railroad network.
  • E. Waltham
    Waltham is a village in North East Lincolnshire, England, situated near the seaside resort of Cleethorpes.
  • 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_69e245823f4c8190ade442cdcc2c224a completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17d5e0b088190ad0b9cc0d5aa1d96 completed April 29, 2026, 3:39 a.m.
Created at: April 17, 2026, 3:32 p.m.