Triple

T18572322
Position Surface form Disambiguated ID Type / Status
Subject Raffles Institution E453901 entity
Predicate hasAlumnus P51 FINISHED
Object Tan Chorh Chuan — 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: Tan Chorh Chuan | Statement: [Raffles Institution, hasAlumnus, Tan Chorh Chuan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tan Chorh Chuan
Context triple: [Raffles Institution, hasAlumnus, Tan Chorh Chuan]
  • A. Toh Chin Chye
    Toh Chin Chye was a prominent Singaporean politician and founding member of the People’s Action Party who served as Deputy Prime Minister and played a key role in Singapore’s early nation-building.
  • B. Chia Thye Poh
    Chia Thye Poh is a former Singaporean opposition politician and political detainee who was imprisoned without trial for over three decades, making him one of the world’s longest-held political prisoners.
  • C. Chew Chee Kin
    Chew Chee Kin is a prominent Malaysian business executive known for his leadership role within the diversified conglomerate Sunway Group.
  • D. Chow Ching Lie
    Chow Ching Lie is a Chinese-born French pianist and author known for her autobiographical works depicting her life between Chinese tradition and Western culture.
  • E. Goh Swee Chen
    Goh Swee Chen is a Singaporean business leader known for her senior executive roles in multinational corporations and contributions to corporate governance and public service.
  • 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: Tan Chorh Chuan
Target entity description: Tan Chorh Chuan is a Singaporean physician and academic leader who served as President of the National University of Singapore and has held key roles in the country’s higher education and healthcare systems.
  • A. Toh Chin Chye
    Toh Chin Chye was a prominent Singaporean politician and founding member of the People’s Action Party who served as Deputy Prime Minister and played a key role in Singapore’s early nation-building.
  • B. Chia Thye Poh
    Chia Thye Poh is a former Singaporean opposition politician and political detainee who was imprisoned without trial for over three decades, making him one of the world’s longest-held political prisoners.
  • C. Chew Chee Kin
    Chew Chee Kin is a prominent Malaysian business executive known for his leadership role within the diversified conglomerate Sunway Group.
  • D. Chow Ching Lie
    Chow Ching Lie is a Chinese-born French pianist and author known for her autobiographical works depicting her life between Chinese tradition and Western culture.
  • E. Goh Swee Chen
    Goh Swee Chen is a Singaporean business leader known for her senior executive roles in multinational corporations and contributions to corporate governance and public service.
  • 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.