Triple
T7272589
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pocahontas County, West Virginia |
E161140
|
entity |
| Predicate | hasNotableInfrastructure |
P105
|
FINISHED |
| Object |
Cass Scenic Railroad
Cass Scenic Railroad is a historic heritage railway in West Virginia that operates restored steam-driven logging trains through the mountains as a popular tourist attraction.
|
E655495
|
NE FINISHED |
How this triple was built (4 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: Cass Scenic Railroad | Statement: [Pocahontas County, West Virginia, hasNotableInfrastructure, Cass Scenic Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cass Scenic Railroad Context triple: [Pocahontas County, West Virginia, hasNotableInfrastructure, Cass Scenic Railroad]
-
A.
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.
-
B.
Conway Scenic Railroad
Conway Scenic Railroad is a heritage railway in New Hampshire that offers scenic passenger excursions through the White Mountains in vintage trains.
-
C.
Calico Railroad
Calico Railroad is a themed narrow-gauge train attraction that recreates an Old West mining railroad experience for guests.
-
D.
Boone and Scenic Valley Railroad
The Boone and Scenic Valley Railroad is a heritage railway in Iowa that offers scenic excursion trains through the Des Moines River Valley, often using historic steam and diesel locomotives.
-
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. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Cass Scenic Railroad Triple: [Pocahontas County, West Virginia, hasNotableInfrastructure, Cass Scenic Railroad]
Generated description
Cass Scenic Railroad is a historic heritage railway in West Virginia that operates restored steam-driven logging trains through the mountains as a popular tourist attraction.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cass Scenic Railroad Target entity description: Cass Scenic Railroad is a historic heritage railway in West Virginia that operates restored steam-driven logging trains through the mountains as a popular tourist attraction.
-
A.
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.
-
B.
Conway Scenic Railroad
Conway Scenic Railroad is a heritage railway in New Hampshire that offers scenic passenger excursions through the White Mountains in vintage trains.
-
C.
Calico Railroad
Calico Railroad is a themed narrow-gauge train attraction that recreates an Old West mining railroad experience for guests.
-
D.
Boone and Scenic Valley Railroad
The Boone and Scenic Valley Railroad is a heritage railway in Iowa that offers scenic excursion trains through the Des Moines River Valley, often using historic steam and diesel locomotives.
-
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. chosen
Provenance (5 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_69c6885181008190b419040e22939c7c |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6eb0c68d0819081b2aebba19bf3e8 |
completed | March 27, 2026, 8:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7e52f96008190886f6115329a07ab |
completed | March 28, 2026, 2:26 p.m. |
| NEDg | Description generation | batch_69c7e608d2a881909a7ffc39ccdc6359 |
completed | March 28, 2026, 2:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7e7814a58819093a35c035e9b982e |
completed | March 28, 2026, 2:36 p.m. |
Created at: March 27, 2026, 2:58 p.m.