Triple
T22386218
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Birmingham New Street – Rugeley Trent Valley |
E553401
|
entity |
| Predicate | networkRailRoute |
P848
|
FINISHED |
| Object | West Coast Main Line (Trent Valley section) |
E910892
|
NE FINISHED |
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: West Coast Main Line (Trent Valley section) | Statement: [Birmingham New Street – Rugeley Trent Valley, networkRailRoute, West Coast Main Line (Trent Valley section)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Coast Main Line (Trent Valley section) Context triple: [Birmingham New Street – Rugeley Trent Valley, networkRailRoute, West Coast Main Line (Trent Valley section)]
-
A.
West Coast Main Line Trent Valley section
chosen
The West Coast Main Line Trent Valley section is a key stretch of the West Coast Main Line in England that carries high-speed passenger and freight trains through the Trent Valley between the Midlands and the North West.
-
B.
Stourbridge Line
The Stourbridge Line is a heritage tourist railroad in northeastern Pennsylvania that offers scenic excursions through the Pocono Mountains region.
-
C.
Derwent Valley Line
The Derwent Valley Line is a regional railway route in Derbyshire, England, running through the scenic Derwent Valley and serving towns between Derby and Matlock.
-
D.
Crewe–Birmingham railway line
The Crewe–Birmingham railway line is a key rail route in England linking the major junction at Crewe with Birmingham, serving as an important corridor for both passenger and freight services in the West Midlands and North West.
-
E.
Birmingham–Lichfield rail corridor
The Birmingham–Lichfield rail corridor is a key suburban and regional railway route in the West Midlands of England, linking central Birmingham with the city of Lichfield and serving as part of the Cross-City Line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: networkRailRoute Context triple: [Birmingham New Street – Rugeley Trent Valley, networkRailRoute, West Coast Main Line (Trent Valley section)]
-
A.
networkRailRouteCode
Indicates that a specific Network Rail route code is assigned to or associated with an entity, identifying the rail route it belongs to or operates on.
-
B.
railwayRouteDirection
Indicates the direction or orientation in which a railway route runs or is intended to be traveled.
-
C.
railwayLine
chosen
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
D.
railAuthority
Indicates that an entity has official regulatory or operational control over railway systems or services.
-
E.
countryRailConnection
Indicates that there is a railway connection or service linking two countries.
- F. None of above.
Provenance (4 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_69e11e4cf87c8190a1ff474daec326b7 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1582f5f348190881df0d5af110aef |
completed | April 29, 2026, 1 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0ae9bc28fc81908967105a7a34903e |
completed | May 18, 2026, 10:28 a.m. |
| PD | Predicate disambiguation | batch_69e73015484c8190a9a0b9f554b61a81 |
completed | April 21, 2026, 8:06 a.m. |
Created at: April 16, 2026, 8:45 p.m.