Triple
T70769
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Francisco cable car system |
E1416
|
entity |
| Predicate | designer |
P184
|
FINISHED |
| Object | Andrew Smith Hallidie |
E12124
|
NE FINISHED |
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: Andrew Smith Hallidie | Statement: [San Francisco cable car system, designer, Andrew Smith Hallidie]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Andrew Smith Hallidie Context triple: [San Francisco cable car system, designer, Andrew Smith Hallidie]
-
A.
Andrew Smith Hallidie
chosen
Andrew Smith Hallidie was a 19th-century engineer and inventor credited with pioneering San Francisco’s cable car system and advancing wire rope technology.
-
B.
John Sutter
John Sutter was a Swiss-born pioneer and landowner in Mexican and early American California, best known for establishing the agricultural empire around which Sacramento developed and for his connection to the California Gold Rush.
-
C.
Harold Hazen
Harold Hazen was an American electrical engineer and MIT professor known for his pioneering work in control systems and his role in developing early analog computing devices.
-
D.
Washington Roebling
Washington Roebling was an American civil engineer best known for overseeing the construction of the Brooklyn Bridge, pioneering the use of steel-wire suspension and modern engineering techniques.
-
E.
Harold A. Wheeler
Harold A. Wheeler was an influential American electrical engineer and inventor known for his pioneering contributions to radio and radar technology.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a24c06b3bc8190aa4ac89026115efc |
completed | Feb. 28, 2026, 1:59 a.m. |
| NER | Named-entity recognition | batch_69a24f0578808190be793d7a161c2cf5 |
completed | Feb. 28, 2026, 2:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a29178a7348190a8cb9096ddc7c53e |
completed | Feb. 28, 2026, 6:55 a.m. |
Created at: Feb. 28, 2026, 2:03 a.m.