Triple

T3043272
Position Surface form Disambiguated ID Type / Status
Subject Robert Tarjan E83180 entity
Predicate doctoralStudent P167 FINISHED
Object David S. Johnson
David S. Johnson was a prominent American computer scientist known for his influential work in algorithms and computational complexity, particularly in the study of NP-completeness and approximation algorithms.
 E321047 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: David S. Johnson | Statement: [Robert Tarjan, doctoralStudent, David S. Johnson]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: David S. Johnson
Context triple: [Robert Tarjan, doctoralStudent, David S. Johnson]
  • A. Leslie Valiant
    Leslie Valiant is a renowned computer scientist known for his foundational work in computational learning theory, complexity theory, and artificial intelligence.
  • B. Richard Karp
    Richard Karp is a renowned American computer scientist best known for his foundational work in computational complexity theory and combinatorial algorithms, including the theory of NP-completeness.
  • C. Jeffrey D. Ullman
    Jeffrey D. Ullman is a prominent American computer scientist known for his foundational contributions to database theory, algorithms, and formal languages, and for coauthoring several classic textbooks in computer science.
  • D. Richard Lipton
    Richard Lipton is an American computer scientist known for his influential work in theoretical computer science and cryptography, including contributions to complexity theory and algorithm design.
  • E. Robert Tarjan
    Robert Tarjan is an American computer scientist renowned for his pioneering work in algorithms and data structures, including the development of efficient graph algorithms and the union–find data structure.
  • 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: David S. Johnson
Triple: [Robert Tarjan, doctoralStudent, David S. Johnson]
Generated description
David S. Johnson was a prominent American computer scientist known for his influential work in algorithms and computational complexity, particularly in the study of NP-completeness and approximation algorithms.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: David S. Johnson
Target entity description: David S. Johnson was a prominent American computer scientist known for his influential work in algorithms and computational complexity, particularly in the study of NP-completeness and approximation algorithms.
  • A. Leslie Valiant
    Leslie Valiant is a renowned computer scientist known for his foundational work in computational learning theory, complexity theory, and artificial intelligence.
  • B. Richard Karp
    Richard Karp is a renowned American computer scientist best known for his foundational work in computational complexity theory and combinatorial algorithms, including the theory of NP-completeness.
  • C. Jeffrey D. Ullman
    Jeffrey D. Ullman is a prominent American computer scientist known for his foundational contributions to database theory, algorithms, and formal languages, and for coauthoring several classic textbooks in computer science.
  • D. Richard Lipton
    Richard Lipton is an American computer scientist known for his influential work in theoretical computer science and cryptography, including contributions to complexity theory and algorithm design.
  • E. Robert Tarjan
    Robert Tarjan is an American computer scientist renowned for his pioneering work in algorithms and data structures, including the development of efficient graph algorithms and the union–find data structure.
  • 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_69ad8b2298908190a7cb4e9bdbf064d0 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9b5ec5988190b8b6c95c743c6d1e completed March 8, 2026, 3:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1ded35e008190be7dd72aa7537a3b completed March 11, 2026, 9:29 p.m.
NEDg Description generation batch_69b1dfa2fb28819089d7d76d9dc72e06 completed March 11, 2026, 9:33 p.m.
NED2 Entity disambiguation (via description) batch_69b1e0243a848190bce24d035a79fc0a completed March 11, 2026, 9:35 p.m.
Created at: March 8, 2026, 3:01 p.m.