Triple

T6255111
Position Surface form Disambiguated ID Type / Status
Subject Mattapan Line E140142 entity
Predicate servesNeighborhood P82 FINISHED
Object Mattapan E104962 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Mattapan | Statement: [Mattapan Line, servesNeighborhood, Mattapan]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mattapan
Context triple: [Mattapan Line, servesNeighborhood, Mattapan]
  • A. Mattapan chosen
    Mattapan is a residential neighborhood in Boston, Massachusetts, known for its diverse community and location in the city's southern section.
  • B. Scituate
    Scituate is a coastal town in Plymouth County, Massachusetts, known for its historic harbor, beaches, and maritime character on the state's South Shore.
  • C. Scituate
    Scituate is a rural town in central Rhode Island known for its reservoirs, woodlands, and historic New England character.
  • D. Readville
    Readville is a residential neighborhood in the southern part of Boston, Massachusetts, known for its commuter rail station and industrial history.
  • E. Fairhaven
    Fairhaven is a historic coastal town in southeastern Massachusetts known for its picturesque harbor, rich maritime heritage, and well-preserved 19th-century architecture.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c008b4858c819095b0199114a9a87b elicitation completed
NER batch_69c06363d6008190bf05e003b1f74497 ner completed
NED1 batch_69c2443138788190835ed3fd99f21827 ned_source_triple completed
Created at: March 22, 2026, 4:24 p.m.