Triple

T19044452
Position Surface form Disambiguated ID Type / Status
Subject Mattapan Square E466093 entity
Predicate hasTransitConnection P3791 FINISHED
Object MBTA bus routes — 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: MBTA bus routes | Statement: [Mattapan Square, hasTransitConnection, MBTA bus routes]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MBTA bus routes
Context triple: [Mattapan Square, hasTransitConnection, MBTA bus routes]
  • A. MBTA bus network chosen
    The MBTA bus network is the system of public bus routes serving Cambridge and the greater Boston area as part of the Massachusetts Bay Transportation Authority’s regional transit services.
  • B. MBTA maps
    MBTA maps are public transit diagrams that depict the routes, lines, and stations of the Massachusetts Bay Transportation Authority system in the Greater Boston area.
  • C. MBTA bus route 65
    MBTA bus route 65 is a Massachusetts Bay Transportation Authority bus line that runs between Brighton and Brookline, serving neighborhoods along Washington Street and providing connections to the Green Line.
  • D. MBTA stations
    MBTA stations are the public transit stops and hubs in the Greater Boston area that serve subway, bus, commuter rail, and ferry services operated by the Massachusetts Bay Transportation Authority.
  • E. MBTA bus route 60
    MBTA bus route 60 is a Massachusetts Bay Transportation Authority bus line that runs between downtown Brookline and Chestnut Hill, serving neighborhoods in the western Boston area.
  • 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_69d8dd0359648190bc2a9202c5cf29d2 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d802a75c8190a4ce45e5fbffc1b7 completed April 20, 2026, 7:38 a.m.
Created at: April 10, 2026, 12:03 p.m.