Triple

T9987218
Position Surface form Disambiguated ID Type / Status
Subject Chandrika Kumaratunga E196797 entity
Predicate primeMinisterDuringPresidency P31615 FINISHED
Object Mahinda Rajapaksa E340125 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: Mahinda Rajapaksa | Statement: [Chandrika Kumaratunga, primeMinisterDuringPresidency, Mahinda Rajapaksa]

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: Mahinda Rajapaksa
Context triple: [Chandrika Kumaratunga, primeMinisterDuringPresidency, Mahinda Rajapaksa]
  • A. Mahinda Rajapaksa chosen
    Mahinda Rajapaksa is a Sri Lankan politician and former president best known for leading the country during the final phase of the Sri Lankan Civil War and overseeing the military defeat of the Tamil Tigers.
  • B. D. A. Rajapaksa
    D. A. Rajapaksa was a prominent Sri Lankan politician and patriarch of the Rajapaksa political family, instrumental in shaping mid-20th-century nationalist and rural-focused politics in the country.
  • C. Basil Rajapaksa
    Basil Rajapaksa is a Sri Lankan politician and member of the influential Rajapaksa family who has held several key government positions, particularly in economic and development portfolios.
  • D. Maithripala Sirisena
    Maithripala Sirisena is a Sri Lankan politician who served as the country’s President from 2015 to 2019 and has been a prominent leader of the Sri Lanka Freedom Party.
  • E. Ranil Wickremesinghe
    Ranil Wickremesinghe is a veteran Sri Lankan politician who has served multiple terms as Prime Minister and later as President of Sri Lanka.
  • 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_69ca82f1678c819093d06320a05f16a4 elicitation completed
NER batch_69cdc79c8b80819091dc16ac8fd0c720 ner completed
NED1 batch_69d2e5476f408190b8921cd4343c3af9 ned_source_triple completed
Created at: March 30, 2026, 8:50 p.m.