Triple
T2395076
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern Pacific Railroad |
E47630
|
entity |
| Predicate | formedBy |
P972
|
FINISHED |
| Object | Leland Stanford |
E31248
|
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: Leland Stanford | Statement: [Southern Pacific Railroad, formedBy, Leland Stanford]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leland Stanford Context triple: [Southern Pacific Railroad, formedBy, Leland Stanford]
-
A.
Leland Stanford
chosen
Leland Stanford was an American industrialist, railroad magnate, and politician who served as governor of California and co-founded Stanford University.
-
B.
Leland Stanford Jr.
Leland Stanford Jr. was the only son of railroad magnate and California governor Leland Stanford, whose early death led his parents to found Stanford University in his memory.
-
C.
Collis P. Huntington
Collis P. Huntington was a prominent 19th-century American railroad magnate and industrialist who played a key role in the development of the U.S. transportation infrastructure and major shipbuilding enterprises.
-
D.
Charles Crocker
Charles Crocker was a 19th-century American railroad executive and industrialist best known as one of the "Big Four" who built the Central Pacific Railroad and helped create the first U.S. transcontinental railroad.
-
E.
Andrew Smith Hallidie
Andrew Smith Hallidie was a 19th-century engineer and inventor credited with pioneering San Francisco’s cable car system and advancing wire rope 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_69a88a1c450c81909f61abb8b6863885 |
completed | March 4, 2026, 7:38 p.m. |
| NER | Named-entity recognition | batch_69abc879b1b88190be8d0337d9a17bd0 |
completed | March 7, 2026, 6:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aebf3a3a2c8190a29b8ce47e40c3f8 |
completed | March 9, 2026, 12:38 p.m. |
Created at: March 4, 2026, 7:57 p.m.