Triple

T4948626
Position Surface form Disambiguated ID Type / Status
Subject Christy Mathewson E111111 entity
Predicate debutLeague P2209 FINISHED
Object Major League Baseball E967 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: Major League Baseball | Statement: [Christy Mathewson, debutLeague, Major League Baseball]

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: Major League Baseball
Context triple: [Christy Mathewson, debutLeague, Major League Baseball]
  • A. Major League Baseball chosen
    Major League Baseball is the premier professional baseball organization in North America, comprising teams from the United States and Canada and representing the highest level of play in the sport.
  • B. Major League Baseball teams
    Major League Baseball teams are professional baseball franchises in North America that compete at the highest level of the sport in the American and National Leagues.
  • C. Serie Nacional de Béisbol
    Serie Nacional de Béisbol is Cuba’s top professional baseball league and the country’s premier domestic baseball competition.
  • D. Major League Baseball Draft League
    The Major League Baseball Draft League is a collegiate summer baseball league created to showcase draft-eligible players to MLB organizations.
  • E. National League of Professional Baseball Clubs
    The National League of Professional Baseball Clubs is the oldest existing major league in American professional baseball and one of the two leagues that make up Major League Baseball.
  • 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_69bd441721cc819085c7e33fe0876818 elicitation completed
NER batch_69bd7166bb6c8190a40775ac8bb723a8 ner completed
NED1 batch_69be77c19090819084f6b98d22c2b3a0 ned_source_triple completed
Created at: March 20, 2026, 1:31 p.m.