Triple

T10474122
Position Surface form Disambiguated ID Type / Status
Subject Tuol Sleng Genocide Museum E247001 entity
Predicate notableSurvivor P2116 FINISHED
Object Chum Mey
Chum Mey is one of the few known survivors of the Khmer Rouge’s S-21 prison, who later became a prominent witness and advocate for remembrance of the Cambodian genocide.
 E864691 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: Chum Mey | Statement: [Tuol Sleng Genocide Museum, notableSurvivor, Chum Mey]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chum Mey
Context triple: [Tuol Sleng Genocide Museum, notableSurvivor, Chum Mey]
  • A. San Chay
    The San Chay are an ethnic minority group in northern Vietnam known for their distinct language, traditional stilt houses, and rich folk music and dance traditions.
  • B. Mangdechhu
    Mangdechhu is a river in Bhutan known for flowing through ecologically rich protected areas and hosting major hydropower projects.
  • C. Meung Yum
    Meung Yum is a subgroup of the Waic peoples, an ethnolinguistic group in Southeast Asia.
  • D. Nam Ou
    Nam Ou is a significant river in northern Laos known for its scenic valleys, hydropower dams, and role in regional transport and livelihoods.
  • E. Viengsay
    Viengsay is a renowned Cuban ballet dancer and artistic director known for her virtuosity and leadership of the National Ballet of Cuba.
  • 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: Chum Mey
Triple: [Tuol Sleng Genocide Museum, notableSurvivor, Chum Mey]
Generated description
Chum Mey is one of the few known survivors of the Khmer Rouge’s S-21 prison, who later became a prominent witness and advocate for remembrance of the Cambodian genocide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chum Mey
Target entity description: Chum Mey is one of the few known survivors of the Khmer Rouge’s S-21 prison, who later became a prominent witness and advocate for remembrance of the Cambodian genocide.
  • A. San Chay
    The San Chay are an ethnic minority group in northern Vietnam known for their distinct language, traditional stilt houses, and rich folk music and dance traditions.
  • B. Mangdechhu
    Mangdechhu is a river in Bhutan known for flowing through ecologically rich protected areas and hosting major hydropower projects.
  • C. Meung Yum
    Meung Yum is a subgroup of the Waic peoples, an ethnolinguistic group in Southeast Asia.
  • D. Nam Ou
    Nam Ou is a significant river in northern Laos known for its scenic valleys, hydropower dams, and role in regional transport and livelihoods.
  • E. Viengsay
    Viengsay is a renowned Cuban ballet dancer and artistic director known for her virtuosity and leadership of the National Ballet of Cuba.
  • 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_69d381c16c248190a2fe5b471e584e9c completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d5094e74048190a2c70ef32c50ba71 completed April 7, 2026, 1:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69d8a0140f4c81908ce95b28e09cb04b completed April 10, 2026, 7 a.m.
NEDg Description generation batch_69d8a166404881909c28141fefea2936 completed April 10, 2026, 7:06 a.m.
NED2 Entity disambiguation (via description) batch_69d8a2c550ac81908444c6abfe14698a completed April 10, 2026, 7:12 a.m.
Created at: April 6, 2026, 12:21 p.m.