Triple
T19421044
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bruno Pontecorvo |
E485852
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object | Well Survey Ltd |
—
|
NE NERFINISHED |
How this triple was built (2 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, employer, Well Survey Ltd]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Well Survey Ltd Context triple: [Bruno Pontecorvo, employer, Well Survey Ltd]
-
A.
Well Survey Ltd
chosen
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.
-
B.
Surveyer, Nenniger & Chenevert
Surveyer, Nenniger & Chenevert was a Canadian engineering firm that became part of what is now known as SNC-Lavalin.
-
C.
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.
-
D.
Western Geophysical
Western Geophysical was a major geophysical exploration company specializing in seismic services for the oil and gas industry.
-
E.
Société de Prospection Électrique
Société de Prospection Électrique was the original French geophysical surveying company established by the Schlumberger brothers that evolved into the modern oilfield services giant Schlumberger.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8d688f881909c85104a62e09d8a |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e63214d768819082129100d7116521 |
completed | April 20, 2026, 2:03 p.m. |
Created at: April 10, 2026, 1:37 p.m.