Triple
T11551899
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Zone 9 (West Midlands rail zones) |
E273916
|
entity |
| Predicate | coversStation |
P83367
|
FINISHED |
| Object | Lichfield City railway station |
E56015
|
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: Lichfield City railway station | Statement: [Zone 9 (West Midlands rail zones), coversStation, Lichfield City railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lichfield City railway station Context triple: [Zone 9 (West Midlands rail zones), coversStation, Lichfield City railway station]
-
A.
Lichfield City railway station
chosen
Lichfield City railway station is a central railway station in Lichfield, Staffordshire, providing local and regional passenger services on the Cross-City Line.
-
B.
Lichfield Trent Valley railway station
Lichfield Trent Valley railway station is a transport hub in Staffordshire, England, serving both local commuter services and long-distance routes on the West Coast Main Line.
-
C.
Wolverhampton railway station
Wolverhampton railway station is a major railway hub in the West Midlands of England, providing regional and long-distance services on the British rail network.
-
D.
Stoke-on-Trent railway station
Stoke-on-Trent railway station is a principal rail hub in Staffordshire, England, providing regional and intercity services on the West Coast Main Line.
-
E.
Sutton Coldfield railway station
Sutton Coldfield railway station is a suburban rail station in Sutton Coldfield, Birmingham, England, serving local and regional passenger services.
- 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: coversStation Context triple: [Zone 9 (West Midlands rail zones), coversStation, Lichfield City railway station]
-
A.
ownedStation
Indicates that one entity possesses ownership or control over a particular station.
-
B.
claimedStation
Indicates that an entity has asserted ownership, control, or responsibility over a particular station.
-
C.
hasStations
chosen
Indicates that one entity possesses, contains, or is associated with one or more stations.
-
D.
stageCoverage
Indicates that one entity provides or has coverage, representation, or support for another within a particular stage or phase of a process or workflow.
-
E.
associatedStation
Indicates a relationship where one entity is linked or connected to a particular station as its relevant or related station.
- 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_69d6aae4dfa48190a3ab0b19a159a3c5 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d88a83f1e88190aabf11a4c8a6c9e5 |
completed | April 10, 2026, 5:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e71392d0388190971bab8906e5e6df |
completed | April 21, 2026, 6:05 a.m. |
| PD | Predicate disambiguation | batch_69d8087e57b48190a4c253dc0210f9d4 |
completed | April 9, 2026, 8:13 p.m. |
Created at: April 8, 2026, 9:37 p.m.