Triple
T5813217
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Pacific Railroad |
E128920
|
entity |
| Predicate | mainRoute |
P6298
|
FINISHED |
| Object |
Feather River Route
The Feather River Route was a scenic transcontinental rail line through California’s Feather River Canyon, renowned for its gentle grades and role as the Western Pacific Railroad’s primary connection between the San Francisco Bay Area and the American interior.
|
E547683
|
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: Feather River Route | Statement: [Western Pacific Railroad, mainRoute, Feather River Route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Feather River Route Context triple: [Western Pacific Railroad, mainRoute, Feather River Route]
-
A.
Applegate–Lassen Route
The Applegate–Lassen Route was an alternative emigrant trail in the mid-19th century that branched off the main California Trail to provide a northern route into California and southern Oregon.
-
B.
Anza Trail
Anza Trail is a historic route in the American Southwest and California that commemorates the 18th-century overland expedition led by Juan Bautista de Anza and his settlers.
-
C.
Shasta Route
The Shasta Route was a scenic rail line in the Pacific Northwest known for connecting California and Oregon through the Cascade Range under the Southern Pacific Railroad.
-
D.
San Joaquins route
The San Joaquins route is an Amtrak passenger rail service in California that connects the San Francisco Bay Area and Sacramento with the Central Valley and Bakersfield.
-
E.
California Trail
The California Trail was a major 19th-century overland wagon route that carried hundreds of thousands of emigrants westward to California, especially during the California Gold Rush.
- 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: Feather River Route Triple: [Western Pacific Railroad, mainRoute, Feather River Route]
Generated description
The Feather River Route was a scenic transcontinental rail line through California’s Feather River Canyon, renowned for its gentle grades and role as the Western Pacific Railroad’s primary connection between the San Francisco Bay Area and the American interior.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Feather River Route Target entity description: The Feather River Route was a scenic transcontinental rail line through California’s Feather River Canyon, renowned for its gentle grades and role as the Western Pacific Railroad’s primary connection between the San Francisco Bay Area and the American interior.
-
A.
Applegate–Lassen Route
The Applegate–Lassen Route was an alternative emigrant trail in the mid-19th century that branched off the main California Trail to provide a northern route into California and southern Oregon.
-
B.
Anza Trail
Anza Trail is a historic route in the American Southwest and California that commemorates the 18th-century overland expedition led by Juan Bautista de Anza and his settlers.
-
C.
Shasta Route
The Shasta Route was a scenic rail line in the Pacific Northwest known for connecting California and Oregon through the Cascade Range under the Southern Pacific Railroad.
-
D.
San Joaquins route
The San Joaquins route is an Amtrak passenger rail service in California that connects the San Francisco Bay Area and Sacramento with the Central Valley and Bakersfield.
-
E.
California Trail
The California Trail was a major 19th-century overland wagon route that carried hundreds of thousands of emigrants westward to California, especially during the California Gold Rush.
- 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_69c0084788848190bcf71f6bc5d71597 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c02b56044c8190847478a342d441c2 |
completed | March 22, 2026, 5:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c09848dd148190aeea1b1d454b8da5 |
completed | March 23, 2026, 1:32 a.m. |
| NEDg | Description generation | batch_69c098ba92408190b61b115540fce941 |
completed | March 23, 2026, 1:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c099bd26fc8190a58bf483a6d4cbca |
completed | March 23, 2026, 1:39 a.m. |
Created at: March 22, 2026, 3:52 p.m.