Triple
T18162224
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BNSF Scenic Subdivision |
E434793
|
entity |
| Predicate | hasStructure |
P35
|
FINISHED |
| Object | Scenic Subdivision tunnels |
—
|
NE NERFINISHED |
How this triple was built (3 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: Scenic Subdivision tunnels | Statement: [BNSF Scenic Subdivision, hasStructure, Scenic Subdivision tunnels]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Scenic Subdivision tunnels Context triple: [BNSF Scenic Subdivision, hasStructure, Scenic Subdivision tunnels]
-
A.
Carmel Tunnels
The Carmel Tunnels are a system of toll road tunnels in Haifa, Israel, that provide a fast east–west route beneath the Carmel mountain range to ease urban traffic congestion.
-
B.
Sumner Tunnel
The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
-
C.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
-
D.
Summit Tunnel
Summit Tunnel is a historic railway tunnel in northern England, renowned as one of the earliest and longest major railway tunnels built during the early Victorian era.
-
E.
Bosley Tunnel
Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Scenic Subdivision tunnels Target entity description: Scenic Subdivision tunnels are a series of railroad tunnels along BNSF Railway’s mountainous Scenic Subdivision in Washington State, built to carry trains through the rugged terrain of the Cascade Range.
-
A.
Carmel Tunnels
The Carmel Tunnels are a system of toll road tunnels in Haifa, Israel, that provide a fast east–west route beneath the Carmel mountain range to ease urban traffic congestion.
-
B.
Sumner Tunnel
The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
-
C.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
-
D.
Summit Tunnel
Summit Tunnel is a historic railway tunnel in northern England, renowned as one of the earliest and longest major railway tunnels built during the early Victorian era.
-
E.
Bosley Tunnel
Bosley Tunnel is a historic narrowboat canal tunnel in Cheshire, England, forming part of the Macclesfield Canal navigation route.
- F. None of above. chosen
Provenance (2 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_69d8b90b7a188190b3fc7b8d4a6cd20a |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4dec32530819099d906640a07e92c |
completed | April 19, 2026, 1:55 p.m. |
Created at: April 10, 2026, 10:30 a.m.