Triple

T13959764
Position Surface form Disambiguated ID Type / Status
Subject Velupillai Prabhakaran E335761 entity
Predicate placeOfBirth P1 FINISHED
Object Valvettithurai
Valvettithurai is a coastal town in northern Sri Lanka, known as the birthplace of LTTE leader Velupillai Prabhakaran and for its Tamil seafaring and trading heritage.
E1074615 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: Valvettithurai | Statement: [Velupillai Prabhakaran, placeOfBirth, Valvettithurai]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Valvettithurai
Context triple: [Velupillai Prabhakaran, placeOfBirth, Valvettithurai]
  • A. Sainthamaruthu
    Sainthamaruthu is a coastal town in Sri Lanka’s Eastern Province known for its predominantly Muslim population and fishing-based local economy.
  • B. Kothandaramar
    Kothandaramar is a revered form of the Hindu god Rama, typically depicted holding a bow and associated with devotion, righteousness, and temple worship in South India.
  • C. Periyalvar
    Periyalvar was a prominent 9th-century Tamil Vaishnavite saint-poet renowned for his devotional hymns praising Vishnu, which form a significant part of the Divya Prabandham.
  • D. Kallazhagar
    Kallazhagar is a revered form of the Hindu god Vishnu worshipped primarily in Tamil Nadu, especially celebrated during the Chithirai Festival in Madurai.
  • E. Vandiyur
    Vandiyur is a locality in Madurai, Tamil Nadu, known for its historic temple tank and religious significance.
  • 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: Valvettithurai
Triple: [Velupillai Prabhakaran, placeOfBirth, Valvettithurai]
Generated description
Valvettithurai is a coastal town in northern Sri Lanka, known as the birthplace of LTTE leader Velupillai Prabhakaran and for its Tamil seafaring and trading heritage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Valvettithurai
Target entity description: Valvettithurai is a coastal town in northern Sri Lanka, known as the birthplace of LTTE leader Velupillai Prabhakaran and for its Tamil seafaring and trading heritage.
  • A. Sainthamaruthu
    Sainthamaruthu is a coastal town in Sri Lanka’s Eastern Province known for its predominantly Muslim population and fishing-based local economy.
  • B. Kothandaramar
    Kothandaramar is a revered form of the Hindu god Rama, typically depicted holding a bow and associated with devotion, righteousness, and temple worship in South India.
  • C. Periyalvar
    Periyalvar was a prominent 9th-century Tamil Vaishnavite saint-poet renowned for his devotional hymns praising Vishnu, which form a significant part of the Divya Prabandham.
  • D. Kallazhagar
    Kallazhagar is a revered form of the Hindu god Vishnu worshipped primarily in Tamil Nadu, especially celebrated during the Chithirai Festival in Madurai.
  • E. Vandiyur
    Vandiyur is a locality in Madurai, Tamil Nadu, known for its historic temple tank and religious significance.
  • 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_69d81c61f3508190aaf2ca0dc0002c59 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de2e7b2f908190aa32f22298964746 completed April 14, 2026, 12:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69fbac8e47d48190a1d5e841810fe50c completed May 6, 2026, 9:03 p.m.
NEDg Description generation batch_69fbae3d04f081908c8d28148b4f1de0 completed May 6, 2026, 9:10 p.m.
NED2 Entity disambiguation (via description) batch_69fbaf41636c8190bf44bd238bd9d9a4 completed May 6, 2026, 9:14 p.m.
Created at: April 9, 2026, 10:17 p.m.