Triple

T1608614
Position Surface form Disambiguated ID Type / Status
Subject Watertown Square E34563 entity
Predicate servedBy P82 FINISHED
Object MBTA bus route 57 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 57 | Statement: [Watertown Square, servedBy, MBTA bus route 57]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MBTA bus route 57
Context triple: [Watertown Square, servedBy, MBTA bus route 57]
  • 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 52
    MBTA bus route 52 is a Massachusetts Bay Transportation Authority bus line serving parts of Newton and Watertown in the Greater Boston area.
  • E. 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.
  • 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_69a885fea6a481909fe83ba6441f1774 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a9096e45408190b99e51df5b4a1cee completed March 5, 2026, 4:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad680e8c908190a62a0a2f92a2b335 completed March 8, 2026, 12:14 p.m.
Created at: March 4, 2026, 7:28 p.m.