Triple
T20088633
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shay locomotive |
E496204
|
entity |
| Predicate | isPreservedAt |
P2249
|
FINISHED |
| Object |
Mount Rainier Scenic Railroad
Mount Rainier Scenic Railroad is a heritage railway in Washington State that operates historic steam and diesel trains through the forests near Mount Rainier for tourist and educational excursions.
|
E1409523
|
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: Mount Rainier Scenic Railroad | Statement: [Shay locomotive, isPreservedAt, Mount Rainier Scenic Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mount Rainier Scenic Railroad Context triple: [Shay locomotive, isPreservedAt, Mount Rainier Scenic Railroad]
-
A.
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.
-
B.
Niles Canyon Railway
Niles Canyon Railway is a historic heritage railroad in California that offers scenic train rides through Niles Canyon using vintage locomotives and cars.
-
C.
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.
-
D.
Oregon Coast Scenic Railroad
The Oregon Coast Scenic Railroad is a heritage railway offering scenic excursions along the Oregon coast using historic steam and diesel locomotives.
-
E.
Yosemite Mountain Sugar Pine Railroad
Yosemite Mountain Sugar Pine Railroad is a historic narrow-gauge tourist railway near Yosemite National Park that offers scenic steam train rides through the Sierra Nevada forest.
- 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: Mount Rainier Scenic Railroad Triple: [Shay locomotive, isPreservedAt, Mount Rainier Scenic Railroad]
Generated description
Mount Rainier Scenic Railroad is a heritage railway in Washington State that operates historic steam and diesel trains through the forests near Mount Rainier for tourist and educational excursions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mount Rainier Scenic Railroad Target entity description: Mount Rainier Scenic Railroad is a heritage railway in Washington State that operates historic steam and diesel trains through the forests near Mount Rainier for tourist and educational excursions.
-
A.
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.
-
B.
Niles Canyon Railway
Niles Canyon Railway is a historic heritage railroad in California that offers scenic train rides through Niles Canyon using vintage locomotives and cars.
-
C.
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.
-
D.
Oregon Coast Scenic Railroad
The Oregon Coast Scenic Railroad is a heritage railway offering scenic excursions along the Oregon coast using historic steam and diesel locomotives.
-
E.
Yosemite Mountain Sugar Pine Railroad
Yosemite Mountain Sugar Pine Railroad is a historic narrow-gauge tourist railway near Yosemite National Park that offers scenic steam train rides through the Sierra Nevada forest.
- 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_69da626eee3881909f3454986d4a6511 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6655d65a88190a510132f36341b6c |
completed | April 20, 2026, 5:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a081f4bdf448190a0abfbaddcf6bd63 |
completed | May 16, 2026, 7:39 a.m. |
| NEDg | Description generation | batch_6a081ff7022c81908859a7f5b6a3506d |
completed | May 16, 2026, 7:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a08209cbaf88190b2a6d1284fc02228 |
completed | May 16, 2026, 7:45 a.m. |
Created at: April 11, 2026, 11:17 p.m.