Triple
T5813216
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Pacific Railroad |
E128920
|
entity |
| Predicate | mainRoute |
P6298
|
FINISHED |
| Object | Oakland–Salt Lake City |
E22130
|
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: Oakland–Salt Lake City | Statement: [Western Pacific Railroad, mainRoute, Oakland–Salt Lake City]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oakland–Salt Lake City Context triple: [Western Pacific Railroad, mainRoute, Oakland–Salt Lake City]
-
A.
Salt Lake City
chosen
Salt Lake City is the capital and most populous city of Utah, known for its proximity to the Great Salt Lake, its role as the headquarters of the LDS Church, and its status as a major cultural and economic center of the Intermountain West.
-
B.
Ogden
Ogden is a masculine given name of English origin that has been used by several notable American figures, including politicians and philanthropists.
-
C.
Reno
Reno is a city in northwestern Nevada known for its casinos, tourism, and proximity to outdoor recreation areas in the Sierra Nevada, including Lake Tahoe.
-
D.
Salt Lake City metropolitan area
The Salt Lake City metropolitan area is a populous urban region in northern Utah centered on Salt Lake City, encompassing surrounding cities and suburbs that form the state's primary economic and cultural hub.
-
E.
Fremont
Fremont is a large suburban city in the San Francisco Bay Area known for its diverse population, tech industry presence, and proximity to Silicon Valley.
- 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_69c0084788848190bcf71f6bc5d71597 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c02b56044c8190847478a342d441c2 |
completed | March 22, 2026, 5:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c09848dd148190aeea1b1d454b8da5 |
completed | March 23, 2026, 1:32 a.m. |
Created at: March 22, 2026, 3:52 p.m.