Triple
T28649386
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Underground Victoria line |
E725148
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | deep-level Tube line |
C31537
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: deep-level Tube line Context triple: [London Underground Victoria line, instanceOf, deep-level Tube line]
-
A.
deep-level tube railway
chosen
A deep-level tube railway is an underground urban rail system constructed in small-diameter tunnels bored far below street level, typically using electric trains and serving high-density city corridors.
-
B.
deep-level tube stock
Deep-level tube stock is a type of railway rolling stock specifically designed for small-diameter, deep-bored tunnels, typically featuring narrow, cylindrical car bodies and high-performance traction suited to steep gradients and tight curves.
-
C.
subway line
A subway line is a fixed route within an urban rail transit system, consisting of a sequence of stations and tracks over which trains operate according to a scheduled service.
-
D.
tram line
A tram line is a designated route, typically with fixed tracks and stops, along which trams operate to provide urban or suburban public transportation.
-
E.
monorail line
A monorail line is a guided transit route where trains run on a single rail or beam, typically elevated, providing efficient and often automated urban or interurban transportation.
- F. None of above.
Provenance (1 batch)
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_69f01d8423888190bd2f4e52605bf261 |
completed | April 28, 2026, 2:37 a.m. |
Created at: April 28, 2026, 4:51 a.m.