Triple
T4789719
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alamosa, Colorado |
E106571
|
entity |
| Predicate | servedByRailroad |
P782
|
FINISHED |
| Object | Denver and Rio Grande Western Railroad (historically) |
E127019
|
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: Denver and Rio Grande Western Railroad (historically) | Statement: [Alamosa, Colorado, servedByRailroad, Denver and Rio Grande Western Railroad (historically)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Denver and Rio Grande Western Railroad (historically) Context triple: [Alamosa, Colorado, servedByRailroad, Denver and Rio Grande Western Railroad (historically)]
-
A.
Denver and Rio Grande Western Railroad
chosen
The Denver and Rio Grande Western Railroad was a historic U.S. railroad known for its scenic mountain routes through Colorado and Utah and its role in transcontinental passenger and freight service.
-
B.
Union Pacific Railroad
Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
-
C.
Leadville Colorado & Southern Railroad
The Leadville Colorado & Southern Railroad is a heritage tourist railway in Leadville, Colorado, offering scenic rides through the Rocky Mountains along historic narrow-gauge mining routes.
-
D.
Atchison, Topeka and Santa Fe Railway
The Atchison, Topeka and Santa Fe Railway was a major American railroad that became one of the largest and most influential rail systems in the United States, central to the development of the Southwest.
-
E.
BNSF Railway
BNSF Railway is one of the largest freight railroad networks in North America, operating an extensive system that spans the United States and parts of Canada and Mexico.
- 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_69bd43f4a9588190bf73e20bc27c03cc |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd65dce6888190a0b1bdf416fb62b9 |
completed | March 20, 2026, 3:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be6f9ee7e481909e1ff78764d0b67d |
completed | March 21, 2026, 10:14 a.m. |
Created at: March 20, 2026, 1:22 p.m.