Triple
T5917251
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sierra Tarahumara |
E131609
|
entity |
| Predicate | tourismAttraction |
P530
|
FINISHED |
| Object |
Copper Canyon Railway
The Copper Canyon Railway is a scenic Mexican train route renowned for traversing the dramatic canyons and rugged landscapes of the Sierra Tarahumara in Chihuahua.
|
E557484
|
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: Copper Canyon Railway | Statement: [Sierra Tarahumara, tourismAttraction, Copper Canyon Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Copper Canyon Railway Context triple: [Sierra Tarahumara, tourismAttraction, Copper Canyon Railway]
-
A.
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.
-
B.
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.
-
C.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
-
D.
Royal Gorge Route Railroad
The Royal Gorge Route Railroad is a scenic heritage railway in Colorado that offers passenger excursions through the dramatic Royal Gorge along the Arkansas River.
-
E.
Tucson Train
"Tucson Train" is a song by Bruce Springsteen from his album *Western Stars*, reflecting themes of longing, change, and emotional renewal.
- 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: Copper Canyon Railway Triple: [Sierra Tarahumara, tourismAttraction, Copper Canyon Railway]
Generated description
The Copper Canyon Railway is a scenic Mexican train route renowned for traversing the dramatic canyons and rugged landscapes of the Sierra Tarahumara in Chihuahua.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Copper Canyon Railway Target entity description: The Copper Canyon Railway is a scenic Mexican train route renowned for traversing the dramatic canyons and rugged landscapes of the Sierra Tarahumara in Chihuahua.
-
A.
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.
-
B.
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.
-
C.
Alausí Nariz del Diablo railway
The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
-
D.
Royal Gorge Route Railroad
The Royal Gorge Route Railroad is a scenic heritage railway in Colorado that offers passenger excursions through the dramatic Royal Gorge along the Arkansas River.
-
E.
Tucson Train
"Tucson Train" is a song by Bruce Springsteen from his album *Western Stars*, reflecting themes of longing, change, and emotional renewal.
- 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_69c0085a1ed08190a7e9a8b6323fd680 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c037bcea9c8190a34dc03857e3b80b |
completed | March 22, 2026, 6:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0c02c24cc8190a98d24f7445f59b7 |
completed | March 23, 2026, 4:23 a.m. |
| NEDg | Description generation | batch_69c0c19665b08190ab3c66b7c6c33f61 |
completed | March 23, 2026, 4:29 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0c4576824819080ced71df8fdda6c |
completed | March 23, 2026, 4:40 a.m. |
Created at: March 22, 2026, 3:59 p.m.