Triple

T8196980
Position Surface form Disambiguated ID Type / Status
Subject Kenmore station E191456 entity
Predicate hasBusConnection P3791 FINISHED
Object MBTA bus route 57A E35009 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 route 57A | Statement: [Kenmore station, hasBusConnection, MBTA bus route 57A]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MBTA bus route 57A
Context triple: [Kenmore station, hasBusConnection, MBTA bus route 57A]
  • A. MBTA bus route 57 chosen
    MBTA bus route 57 is a key Boston-area bus line that connects downtown Boston with Allston, Brighton, and Watertown, serving as a major transit corridor along Commonwealth Avenue and beyond.
  • B. MBTA bus route 70
    MBTA bus route 70 is a Massachusetts Bay Transportation Authority bus line that runs between Cambridge and Waltham, serving several communities along the Charles River corridor.
  • C. MBTA bus route 71
    MBTA bus route 71 is a Massachusetts Bay Transportation Authority bus line that primarily operates between Harvard Square in Cambridge and Watertown, serving neighborhoods along Mount Auburn Street.
  • D. MBTA bus route 73
    MBTA bus route 73 is a Massachusetts Bay Transportation Authority bus line serving the corridor between Harvard Square in Cambridge and Waverley Square in Belmont.
  • E. 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.
  • 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_69ca82c6e9548190a4c5ca14516e4417 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb5c222e7081908aebce9253cfe515 completed March 31, 2026, 5:31 a.m.
NED1 Entity disambiguation (via context triple) batch_69cde72b95b08190834cb6f4da15ce95 completed April 2, 2026, 3:48 a.m.
Created at: March 30, 2026, 5:42 p.m.