Triple

T14428675
Position Surface form Disambiguated ID Type / Status
Subject Blue Hill Avenue E357763 entity
Predicate hasPublicTransitService P3791 FINISHED
Object MBTA bus route 31
MBTA bus route 31 is a Massachusetts Bay Transportation Authority bus line in Boston that primarily serves neighborhoods along Blue Hill Avenue, connecting residential areas with key transit hubs.
E1102633 NE FINISHED

How this triple was built (4 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 31 | Statement: [Blue Hill Avenue, hasPublicTransitService, MBTA bus route 31]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MBTA bus route 31
Context triple: [Blue Hill Avenue, hasPublicTransitService, MBTA bus route 31]
  • A. 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.
  • B. 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.
  • 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 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.
  • E. MBTA bus route 1
    MBTA bus route 1 is a heavily used Boston-area bus line that runs between Harvard Square in Cambridge and Dudley/Nubian Square in Roxbury, serving major corridors like Massachusetts Avenue.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: MBTA bus route 31
Triple: [Blue Hill Avenue, hasPublicTransitService, MBTA bus route 31]
Generated description
MBTA bus route 31 is a Massachusetts Bay Transportation Authority bus line in Boston that primarily serves neighborhoods along Blue Hill Avenue, connecting residential areas with key transit hubs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MBTA bus route 31
Target entity description: MBTA bus route 31 is a Massachusetts Bay Transportation Authority bus line in Boston that primarily serves neighborhoods along Blue Hill Avenue, connecting residential areas with key transit hubs.
  • A. 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.
  • B. 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.
  • 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 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.
  • E. MBTA bus route 1
    MBTA bus route 1 is a heavily used Boston-area bus line that runs between Harvard Square in Cambridge and Dudley/Nubian Square in Roxbury, serving major corridors like Massachusetts Avenue.
  • F. None of above. chosen

Provenance (5 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_69d8279402a88190821ffa39ae15bccf completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de91154de881909266ae88d1545685 completed April 14, 2026, 7:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd6d84fd888190b05dcf9191bae337 completed May 8, 2026, 4:58 a.m.
NEDg Description generation batch_69fd6e354c1081909afcc848ee50e5b7 completed May 8, 2026, 5:01 a.m.
NED2 Entity disambiguation (via description) batch_69fd6ee08c848190862c3ad1ef41609b completed May 8, 2026, 5:04 a.m.
Created at: April 10, 2026, 1:18 a.m.