Triple

T12120149
Position Surface form Disambiguated ID Type / Status
Subject Amagasaki derailment E288671 entity
Predicate speedLimitAtCurve P2129 FINISHED
Object 70 km/h 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: 70 km/h | Statement: [Amagasaki derailment, speedLimitAtCurve, 70 km/h]

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.

PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: speedLimitAtCurve
Context triple: [Amagasaki derailment, speedLimitAtCurve, 70 km/h]
  • A. speedLimitCharacteristic
    Indicates that an entity has a specific speed limit property or constraint associated with it.
  • B. hasSpeedLimit chosen
    Indicates that a specified maximum allowable speed is imposed on the associated entity or context.
  • C. regulatesSpeedLimitBy
    Indicates that one entity determines, controls, or sets the speed limit applicable to another entity or context.
  • D. hasSpeedLimitRange
    Indicates that there is a specified minimum and maximum speed limit applicable to a given context or segment.
  • E. hasSpeedRestriction
    Indicates that an entity is subject to a specified limit on its allowable speed.
  • F. None of above.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d6ab4b5e4c81909950b17151eb0951 elicitation completed
NER batch_69d9164ada5081908676bd9e5947268a ner completed
PD batch_69d9150497408190921334d21503375a pd completed
Created at: April 8, 2026, 9:49 p.m.