Triple

T5021319
Position Surface form Disambiguated ID Type / Status
Subject Bruno Pontecorvo E112854 entity
Predicate workedAt P7 FINISHED
Object Well Survey Ltd
Well Survey Ltd was a British company involved in early nuclear and geophysical research and consulting, notably employing physicist Bruno Pontecorvo before his defection to the Soviet Union.
 E485852 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: Well Survey Ltd | Statement: [Bruno Pontecorvo, workedAt, Well Survey Ltd]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Well Survey Ltd
Context triple: [Bruno Pontecorvo, workedAt, Well Survey Ltd]
  • A. Golder Associates
    Golder Associates is a global consulting firm specializing in earth, environment, and energy services, known for its expertise in geotechnical engineering and environmental consulting.
  • B. Environmental Tectonics Corporation
    Environmental Tectonics Corporation is a technology company specializing in simulation, training, and environmental control systems, particularly for aerospace, defense, and medical applications.
  • C. Schlumberger
    Schlumberger is a leading global oilfield services company that provides technology, project management, and information solutions to the oil and gas industry.
  • D. Brown & Root
    Brown & Root is a major American engineering and construction company historically known for large-scale industrial, infrastructure, and government projects.
  • E. Weatherford International
    Weatherford International is a multinational oilfield services company that provides equipment, technology, and solutions for drilling, evaluation, completion, production, and intervention of oil and natural gas wells.
  • 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: Well Survey Ltd
Triple: [Bruno Pontecorvo, workedAt, Well Survey Ltd]
Generated description
Well Survey Ltd was a British company involved in early nuclear and geophysical research and consulting, notably employing physicist Bruno Pontecorvo before his defection to the Soviet Union.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Well Survey Ltd
Target entity description: Well Survey Ltd was a British company involved in early nuclear and geophysical research and consulting, notably employing physicist Bruno Pontecorvo before his defection to the Soviet Union.
  • A. Golder Associates
    Golder Associates is a global consulting firm specializing in earth, environment, and energy services, known for its expertise in geotechnical engineering and environmental consulting.
  • B. Environmental Tectonics Corporation
    Environmental Tectonics Corporation is a technology company specializing in simulation, training, and environmental control systems, particularly for aerospace, defense, and medical applications.
  • C. Schlumberger
    Schlumberger is a leading global oilfield services company that provides technology, project management, and information solutions to the oil and gas industry.
  • D. Brown & Root
    Brown & Root is a major American engineering and construction company historically known for large-scale industrial, infrastructure, and government projects.
  • E. Weatherford International
    Weatherford International is a multinational oilfield services company that provides equipment, technology, and solutions for drilling, evaluation, completion, production, and intervention of oil and natural gas wells.
  • 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_69bd4435c2f48190be593158cbfcf8a3 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd736399ac8190aa38efc4b4edc6a2 completed March 20, 2026, 4:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69be927f4ad0819096826f6cb141c90b completed March 21, 2026, 12:43 p.m.
NEDg Description generation batch_69be92e7304081909747a34dff7f9e25 completed March 21, 2026, 12:45 p.m.
NED2 Entity disambiguation (via description) batch_69be935872a88190adec17789298e01a completed March 21, 2026, 12:47 p.m.
Created at: March 20, 2026, 1:36 p.m.