Triple
T6959174
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sierra Railway of California |
E161322
|
entity |
| Predicate | touristAttraction |
P530
|
FINISHED |
| Object | Railtown 1897 excursion trains |
E161320
|
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: Railtown 1897 excursion trains | Statement: [Sierra Railway of California, touristAttraction, Railtown 1897 excursion trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Railtown 1897 excursion trains Context triple: [Sierra Railway of California, touristAttraction, Railtown 1897 excursion trains]
-
A.
Scenic Railway
Scenic Railway is a steeply inclined passenger railway in Katoomba’s Blue Mountains, famous for offering dramatic cliffside and rainforest views.
-
B.
Branson Scenic Railway
Branson Scenic Railway is a heritage passenger train experience in Branson, Missouri, offering scenic excursions through the Ozark Mountains in vintage railcars.
-
C.
Railtown 1897 State Historic Park
chosen
Railtown 1897 State Historic Park is a California state park and historic railroad facility preserving vintage trains, a roundhouse, and film-famous locomotives from the Sierra Railway.
-
D.
Cumbres and Toltec Scenic Railroad
The Cumbres and Toltec Scenic Railroad is a historic narrow-gauge heritage railway running between Colorado and New Mexico, renowned for its preserved steam locomotives and dramatic Rocky Mountain scenery.
-
E.
Verde Canyon Railroad
Verde Canyon Railroad is a heritage scenic railway in Arizona that offers passenger excursions through the rugged and picturesque Verde Canyon along the Verde River.
- 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_69c68852a9a0819097797e31d492e273 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6daedbb4c8190b46846fb1265b937 |
completed | March 27, 2026, 7:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c75893a4808190b94a70d8823a01d3 |
completed | March 28, 2026, 4:26 a.m. |
Created at: March 27, 2026, 2:29 p.m.