Triple

T7567146
Position Surface form Disambiguated ID Type / Status
Subject Keio railway network E178944 entity
Predicate serves P98 FINISHED
Object western suburbs of Tokyo LITERAL FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's LITERAL 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: western suburbs of Tokyo | Statement: [Keio railway network, serves, western suburbs of Tokyo]

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69c69f2f80288190b95cceb4da92ab2b elicitation completed
NER batch_69c6f91c717881909c88901cc3b101c7 ner completed
Created at: March 27, 2026, 3:50 p.m.