Triple

T22955141
Position Surface form Disambiguated ID Type / Status
Subject Broadway–South Boston station E570733 entity
Predicate namedAfter P63 FINISHED
Object Broadway (street in South Boston) — 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: Broadway (street in South Boston) | Statement: [Broadway–South Boston station, namedAfter, Broadway (street in South Boston)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Broadway (street in South Boston)
Context triple: [Broadway–South Boston station, namedAfter, Broadway (street in South Boston)]
  • A. Broadway (street) in South Boston chosen
    Broadway (street) in South Boston is a major thoroughfare running through the South Boston neighborhood of Boston, Massachusetts, known for its mix of residential areas, local businesses, and access to public transit.
  • B. Broadway–South Boston
    Broadway–South Boston was the former name of the MBTA Red Line rapid transit station now known simply as Broadway in South Boston, Massachusetts.
  • C. Broadway (Cambridge, Massachusetts)
    Broadway (Cambridge, Massachusetts) is a major east–west thoroughfare in Cambridge that connects residential neighborhoods with key institutional and commercial areas, including parts of the MIT and Harvard vicinity.
  • D. King Street, Boston
    King Street in Boston (now known as State Street) is the historic downtown thoroughfare where the Boston Massacre occurred in 1770, a pivotal event leading up to the American Revolution.
  • E. Broadway (Somerville)
    Broadway (Somerville) is a major thoroughfare running through the Winter Hill neighborhood of Somerville, Massachusetts, serving as one of the area’s primary commercial and residential streets.
  • 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_69e245b212a88190b5259caf51606084 completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f181f09de48190b55913570c965412 completed April 29, 2026, 3:58 a.m.
Created at: April 17, 2026, 3:47 p.m.