Triple

T3644755
Position Surface form Disambiguated ID Type / Status
Subject Charles F. Chandler E77270 entity
Predicate employer P7 FINISHED
Object Columbia School of Mines
The Columbia School of Mines was a pioneering 19th-century engineering and applied science school at Columbia University, known for advancing mining and metallurgy education in the United States.
 E376760 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: Columbia School of Mines | Statement: [Charles F. Chandler, employer, Columbia School of Mines]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Columbia School of Mines
Context triple: [Charles F. Chandler, employer, Columbia School of Mines]
  • A. Texas College of Mines and Metallurgy
    Texas College of Mines and Metallurgy was a former name of the University of Texas at El Paso, an institution originally focused on mining and engineering education in West Texas.
  • B. South Dakota School of Mines and Technology
    South Dakota School of Mines and Technology is a public STEM-focused research university known for its strong engineering and science programs.
  • C. College of Engineering & Mines
    The College of Engineering & Mines is the engineering and applied sciences college of the University of North Dakota, offering programs in fields such as engineering, geology, and related technical disciplines.
  • D. Faculty of Mines
    The Faculty of Mines is a specialized engineering faculty of Istanbul Technical University focused on mining, geological, and related earth sciences education and research.
  • E. Rensselaer Polytechnic Institute
    Rensselaer Polytechnic Institute is a private research university in Troy, New York, renowned for its strong engineering, science, and technology programs.
  • 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: Columbia School of Mines
Triple: [Charles F. Chandler, employer, Columbia School of Mines]
Generated description
The Columbia School of Mines was a pioneering 19th-century engineering and applied science school at Columbia University, known for advancing mining and metallurgy education in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Columbia School of Mines
Target entity description: The Columbia School of Mines was a pioneering 19th-century engineering and applied science school at Columbia University, known for advancing mining and metallurgy education in the United States.
  • A. Texas College of Mines and Metallurgy
    Texas College of Mines and Metallurgy was a former name of the University of Texas at El Paso, an institution originally focused on mining and engineering education in West Texas.
  • B. South Dakota School of Mines and Technology
    South Dakota School of Mines and Technology is a public STEM-focused research university known for its strong engineering and science programs.
  • C. College of Engineering & Mines
    The College of Engineering & Mines is the engineering and applied sciences college of the University of North Dakota, offering programs in fields such as engineering, geology, and related technical disciplines.
  • D. Faculty of Mines
    The Faculty of Mines is a specialized engineering faculty of Istanbul Technical University focused on mining, geological, and related earth sciences education and research.
  • E. Rensselaer Polytechnic Institute
    Rensselaer Polytechnic Institute is a private research university in Troy, New York, renowned for its strong engineering, science, and technology programs.
  • 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_69ad85de1b988190a45f8dbfebc806fc completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc35c28908190b253f4835918a2b4 completed March 8, 2026, 6:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69b44f3207688190b8d93e2e833b15a0 completed March 13, 2026, 5:53 p.m.
NEDg Description generation batch_69b453cdaae0819099c31056b7830d26 completed March 13, 2026, 6:13 p.m.
NED2 Entity disambiguation (via description) batch_69b482dfdfc08190a20e58707368b573 completed March 13, 2026, 9:34 p.m.
Created at: March 8, 2026, 3:24 p.m.