Triple

T14232995
Position Surface form Disambiguated ID Type / Status
Subject MassMutual Center E352800 entity
Predicate owner P347 FINISHED
Object Massachusetts Convention Center Authority E218477 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: Massachusetts Convention Center Authority | Statement: [MassMutual Center, owner, Massachusetts Convention Center Authority]

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: Massachusetts Convention Center Authority
Context triple: [MassMutual Center, owner, Massachusetts Convention Center Authority]
  • A. Massachusetts Convention Center Authority chosen
    The Massachusetts Convention Center Authority is a public agency that develops, owns, and operates major convention and exhibition facilities in Massachusetts, including Boston’s primary convention centers.
  • B. Rhode Island Convention Center Authority
    The Rhode Island Convention Center Authority is a public agency that oversees and manages major convention and entertainment facilities in Providence, Rhode Island.
  • C. Massachusetts Port Authority
    The Massachusetts Port Authority is an independent public agency that owns and operates major transportation facilities in Massachusetts, including Boston’s Logan International Airport and key maritime and cargo terminals.
  • D. Boston Convention and Exhibition Center
    The Boston Convention and Exhibition Center is a large, modern convention facility in Boston’s Seaport District that hosts major trade shows, conferences, and events.
  • E. Hynes Convention Center
    Hynes Convention Center is a major convention and exhibition facility in Boston’s Back Bay, known for hosting large conferences, trade shows, and public events.
  • 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_69d8278adc7c8190a9218d69bce3c4e6 elicitation completed
NER batch_69de622cdd6481908befa179a9675bb5 ner completed
NED1 batch_69fd281bc67c81909bb09ee4a39a0b7f ned_source_triple completed
Created at: April 10, 2026, 1:07 a.m.