Triple

T7315737
Position Surface form Disambiguated ID Type / Status
Subject Central Square, Cambridge E168406 entity
Predicate hasPublicTransit P522 FINISHED
Object MBTA bus routes E1808 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: MBTA bus routes | Statement: [Central Square, Cambridge, hasPublicTransit, MBTA bus routes]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MBTA bus routes
Context triple: [Central Square, Cambridge, hasPublicTransit, 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 bus route 111
    MBTA bus route 111 is a high-ridership Massachusetts Bay Transportation Authority bus line serving the corridor between downtown Boston and the city of Chelsea.
  • C. MBTA bus route 10
    MBTA bus route 10 is a local Massachusetts Bay Transportation Authority bus line in Boston that connects key neighborhoods including the South End, Roxbury, and downtown areas.
  • D. MBTA bus route 93
    MBTA bus route 93 is a Massachusetts Bay Transportation Authority bus line that connects downtown Boston with the Charlestown and Sullivan Square areas.
  • E. MBTA bus route 504
    MBTA bus route 504 is an express bus line in the Boston area that connects Watertown with downtown Boston, primarily serving commuters during peak hours.
  • 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_69c68a5251508190ad68df4151cfeb04 completed March 27, 2026, 1:46 p.m.
NER Named-entity recognition batch_69c6ec04bdfc819093556aa5fa69e0e1 completed March 27, 2026, 8:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7eeeedea88190a17cf6b83abc10d8 completed March 28, 2026, 3:08 p.m.
Created at: March 27, 2026, 3:02 p.m.