Triple

T18572355
Position Surface form Disambiguated ID Type / Status
Subject Raffles Institution E453901 entity
Predicate hasAlumnus P51 FINISHED
Object Leon Perera NE NERFINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Leon Perera | Statement: [Raffles Institution, hasAlumnus, Leon Perera]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leon Perera
Context triple: [Raffles Institution, hasAlumnus, Leon Perera]
  • A. Jonathan Perera
    Jonathan Perera is a screenwriter best known for writing the political thriller film "Miss Sloane."
  • B. Denzil Peiris
    Denzil Peiris was a prominent Sri Lankan journalist and editor known for his influential role in shaping post-independence English-language media in Sri Lanka.
  • C. Rohan de Saram
    Rohan de Saram is a renowned British-Sri Lankan cellist celebrated for his virtuosic performances and advocacy of contemporary classical music.
  • D. Denzil Fernando
    Denzil Fernando is a person known primarily as a notable bearer of the given name Denzil.
  • E. Karu Jayasuriya
    Karu Jayasuriya is a Sri Lankan politician who has served in senior government roles, including as Speaker of the Parliament.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Leon Perera
Target entity description: Leon Perera is a Singaporean opposition politician and former Non-Constituency Member of Parliament known for his work with the Workers’ Party and his background in public policy and business consulting.
  • A. Jonathan Perera
    Jonathan Perera is a screenwriter best known for writing the political thriller film "Miss Sloane."
  • B. Denzil Peiris
    Denzil Peiris was a prominent Sri Lankan journalist and editor known for his influential role in shaping post-independence English-language media in Sri Lanka.
  • C. Rohan de Saram
    Rohan de Saram is a renowned British-Sri Lankan cellist celebrated for his virtuosic performances and advocacy of contemporary classical music.
  • D. Denzil Fernando
    Denzil Fernando is a person known primarily as a notable bearer of the given name Denzil.
  • E. Karu Jayasuriya
    Karu Jayasuriya is a Sri Lankan politician who has served in senior government roles, including as Speaker of the Parliament.
  • F. None of above. chosen

Provenance (2 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8d38974308190a9174430ef256b73 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e53b032488819098de683bb5c42c4b completed April 19, 2026, 8:28 p.m.
Created at: April 10, 2026, 11:43 a.m.