Triple

T14433706
Position Surface form Disambiguated ID Type / Status
Subject MBTA Red Line 1700 series cars E357899 entity
Predicate usedOnBranch P2367 FINISHED
Object Braintree Branch E3326 NE FINISHED

How this triple was built (3 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: Braintree Branch | Statement: [MBTA Red Line 1700 series cars, usedOnBranch, Braintree Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Braintree Branch
Context triple: [MBTA Red Line 1700 series cars, usedOnBranch, Braintree Branch]
  • A. Braintree branch chosen
    The Braintree branch is the southern extension of Boston’s MBTA Red Line that runs from JFK/UMass station through several South Shore communities to Braintree.
  • B. Lower Bank Branch
    Lower Bank Branch is a small tributary stream in New Jersey that feeds into the Mullica River within the state's Pinelands region.
  • C. Braintree
    Braintree is a suburban town in Norfolk County, Massachusetts, located just south of Boston and known as part of the Greater Boston metropolitan area.
  • D. Braintree
    Braintree is a payment processing company known for providing online and mobile payment solutions for businesses, including support for credit cards, digital wallets, and in-app transactions.
  • E. Braintree
    Braintree is a historic market town in Essex, England, known for its textile heritage and role in the county’s industrial development.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: usedOnBranch
Context triple: [MBTA Red Line 1700 series cars, usedOnBranch, Braintree Branch]
  • A. usedByBranch
    Indicates that something (such as a resource, configuration, or component) is utilized or depended upon by a particular branch.
  • B. isOnBranch
    Indicates that one entity is physically positioned atop or supported by a branch of another entity.
  • C. presentInBranch
    Indicates that something exists or is available within a specific branch or subdivision of a larger organization or structure.
  • D. usedOn chosen
    Indicates that one entity is applied to, operated on, or otherwise utilized in relation to another entity.
  • E. supportingBranch
    Indicates that one branch structurally or functionally supports another branch.
  • F. None of above.

Provenance (4 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_69de91471a648190adb7b283a6a85c3e completed April 14, 2026, 7:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd5bd5b1d08190a89e6f004a94b361 completed May 8, 2026, 3:43 a.m.
PD Predicate disambiguation batch_69de5c3a02fc819097373f97a260cdeb completed April 14, 2026, 3:24 p.m.
Created at: April 10, 2026, 1:18 a.m.