Triple

T6676195
Position Surface form Disambiguated ID Type / Status
Subject Lake Branch E151857 entity
Predicate connectsTo P845 FINISHED
Object Green Line South Side Main Branch E488863 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: Green Line South Side Main Branch | Statement: [Lake Branch, connectsTo, Green Line South Side Main Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Green Line South Side Main Branch
Context triple: [Lake Branch, connectsTo, Green Line South Side Main Branch]
  • A. Green Line Union Square branch
    The Green Line Union Square branch is a light rail extension of Boston’s MBTA Green Line that serves the Union Square area of Somerville, Massachusetts.
  • B. Green Line South Side Main Line chosen
    The Green Line South Side Main Line is a rapid transit route on Chicago's 'L' system that runs along the city's South Side, connecting multiple neighborhoods to the downtown Loop.
  • C. Red Line Braintree Branch
    The Red Line Braintree Branch is a southern extension of Boston's MBTA Red Line rapid transit system that serves communities between Quincy and Braintree.
  • D. Green Line B branch
    The Green Line B branch is a light rail service of Boston's MBTA Green Line that runs along Commonwealth Avenue, primarily serving Boston University and the Allston–Brighton neighborhoods.
  • E. Ashmont–Braintree branch of the Red Line
    The Ashmont–Braintree branch of the Red Line is a major rapid transit corridor of Boston’s MBTA system, running south from downtown Boston to the suburbs of Ashmont and Braintree.
  • 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_69c687f830bc81909eb8b04dbb8450b1 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b0f4184481908869354addf4f8c4 completed March 27, 2026, 4:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6f7a57bd88190a423ff7d2139aa51 completed March 27, 2026, 9:33 p.m.
Created at: March 27, 2026, 2:03 p.m.