Triple
T5544991
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Divisadero |
E145383
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Chihuahua–Pacific Railway |
E432972
|
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: Chihuahua–Pacific Railway | Statement: [Divisadero, railwayLine, Chihuahua–Pacific Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chihuahua–Pacific Railway Context triple: [Divisadero, railwayLine, Chihuahua–Pacific Railway]
-
A.
Ferrocarril Chihuahua al Pacífico
chosen
Ferrocarril Chihuahua al Pacífico is a scenic Mexican railway line, commonly known as "El Chepe," that traverses the Sierra Madre Occidental and the Copper Canyon region.
-
B.
Union Pacific West Line
The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
-
C.
Western Pacific Railroad
Western Pacific Railroad was a major American railroad company that operated primarily in the western United States, known for its scenic transcontinental routes and competitive service against larger carriers like the Southern Pacific.
-
D.
BNSF Southern Transcon
The BNSF Southern Transcon is a major high-capacity freight rail corridor across the southern United States, serving as one of BNSF Railway’s primary routes for transcontinental intermodal and merchandise traffic.
-
E.
Texas and Pacific Railway
The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
- 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_69c008fb879c81909f5bfa56fadc1d46 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01fcad7d88190b83bb4ecb3b34bfd |
completed | March 22, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c04cf1c66c819099e2cde5e1c7bec0 |
completed | March 22, 2026, 8:11 p.m. |
Created at: March 22, 2026, 3:35 p.m.