Triple
T22095850
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Carson River Canyon |
E546029
|
entity |
| Predicate | associatedWith |
P37
|
FINISHED |
| Object | Virginia and Truckee Railroad |
—
|
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: Virginia and Truckee Railroad | Statement: [Carson River Canyon, associatedWith, Virginia and Truckee Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Virginia and Truckee Railroad Context triple: [Carson River Canyon, associatedWith, Virginia and Truckee Railroad]
-
A.
Virginia and Truckee Railroad
chosen
The Virginia and Truckee Railroad was a historic 19th-century short-line railway in Nevada that played a crucial role in transporting ore, supplies, and passengers for the Comstock Lode mining boom.
-
B.
Oregon and California Railroad
The Oregon and California Railroad was a 19th-century rail line in the Pacific Northwest that played a key role in connecting Oregon communities and facilitating regional development.
-
C.
Winchester and Western Railroad
Winchester and Western Railroad is a regional shortline railroad that operates freight services in parts of the Mid-Atlantic United States, including the South Jersey area.
-
D.
Tonopah and Tidewater Railroad
The Tonopah and Tidewater Railroad was an early 20th-century short line that served mining regions of Nevada and California, transporting ore and supplies across the Mojave Desert.
-
E.
Nevada Northern Railway
The Nevada Northern Railway is a historic railway in eastern Nevada, preserved as a heritage line featuring original steam and diesel locomotives, vintage rolling stock, and museum facilities that showcase early 20th-century railroading.
- 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_69e11e36d03c8190a83a1ba802b7231b |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f128e8f1f48190a5f1d9e96a6de688 |
completed | April 28, 2026, 9:38 p.m. |
Created at: April 16, 2026, 8:29 p.m.