Triple

T10752790
Position Surface form Disambiguated ID Type / Status
Subject Temasek Holdings E253612 entity
Predicate hasChiefExecutiveOfficer P2568 FINISHED
Object Dilhan Pillay Sandrasegara
Dilhan Pillay Sandrasegara is a Singaporean corporate lawyer and business executive best known for leading Temasek Holdings, Singapore’s state-owned investment company.
E882783 NE FINISHED

How this triple was built (4 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: Dilhan Pillay Sandrasegara | Statement: [Temasek Holdings, hasChiefExecutiveOfficer, Dilhan Pillay Sandrasegara]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dilhan Pillay Sandrasegara
Context triple: [Temasek Holdings, hasChiefExecutiveOfficer, Dilhan Pillay Sandrasegara]
  • A. Shirani Bandaranayake
    Shirani Bandaranayake is a Sri Lankan jurist who became the first female Chief Justice of Sri Lanka.
  • B. Yasmin Gooneratne
    Yasmin Gooneratne is a Sri Lankan-born literary critic, poet, and academic known for her work on postcolonial literature and South Asian writing in English.
  • C. Otara Gunewardene
    Otara Gunewardene is a prominent Sri Lankan entrepreneur and philanthropist, best known as the founder of the fashion retail chain Odel and the wildlife conservation organization Embark.
  • D. Sangeetha Weeraratne
    Sangeetha Weeraratne is a prominent Sri Lankan film and television actress known for her leading roles in Sinhala cinema.
  • E. Molly Dunuwila Senanayake
    Molly Dunuwila Senanayake was a Sri Lankan woman best known as the mother of Dudley Senanayake, who served multiple terms as Prime Minister of Ceylon (now Sri Lanka).
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Dilhan Pillay Sandrasegara
Triple: [Temasek Holdings, hasChiefExecutiveOfficer, Dilhan Pillay Sandrasegara]
Generated description
Dilhan Pillay Sandrasegara is a Singaporean corporate lawyer and business executive best known for leading Temasek Holdings, Singapore’s state-owned investment company.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dilhan Pillay Sandrasegara
Target entity description: Dilhan Pillay Sandrasegara is a Singaporean corporate lawyer and business executive best known for leading Temasek Holdings, Singapore’s state-owned investment company.
  • A. Shirani Bandaranayake
    Shirani Bandaranayake is a Sri Lankan jurist who became the first female Chief Justice of Sri Lanka.
  • B. Yasmin Gooneratne
    Yasmin Gooneratne is a Sri Lankan-born literary critic, poet, and academic known for her work on postcolonial literature and South Asian writing in English.
  • C. Otara Gunewardene
    Otara Gunewardene is a prominent Sri Lankan entrepreneur and philanthropist, best known as the founder of the fashion retail chain Odel and the wildlife conservation organization Embark.
  • D. Sangeetha Weeraratne
    Sangeetha Weeraratne is a prominent Sri Lankan film and television actress known for her leading roles in Sinhala cinema.
  • E. Molly Dunuwila Senanayake
    Molly Dunuwila Senanayake was a Sri Lankan woman best known as the mother of Dudley Senanayake, who served multiple terms as Prime Minister of Ceylon (now Sri Lanka).
  • F. None of above. chosen

Provenance (5 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_69d6aa5e51e8819095f06881cecf152e completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d71dc184d0819085f8bc4edb034377 completed April 9, 2026, 3:32 a.m.
NED1 Entity disambiguation (via context triple) batch_69dbdb897f7c81909002f2478613eff8 completed April 12, 2026, 5:51 p.m.
NEDg Description generation batch_69dd4367104c8190b83a7877be011b11 completed April 13, 2026, 7:26 p.m.
NED2 Entity disambiguation (via description) batch_69de01eae1bc819092dcd48328eea943 completed April 14, 2026, 8:59 a.m.
Created at: April 8, 2026, 9:15 p.m.