Triple
T11593931
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Merseyrail |
E274951
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Birkenhead Central railway station |
E375752
|
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: Birkenhead Central railway station | Statement: [Merseyrail, hasStation, Birkenhead Central railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Birkenhead Central railway station Context triple: [Merseyrail, hasStation, Birkenhead Central railway station]
-
A.
Birkenhead Central railway station
chosen
Birkenhead Central railway station is a key Merseyrail station on the Wirral Line serving the town of Birkenhead in Merseyside, England.
-
B.
Birkenhead Park railway station
Birkenhead Park railway station is a suburban rail station in Birkenhead, Merseyside, England, serving as a key stop on the Wirral Line of the Merseyrail network.
-
C.
Birkenhead North railway station
Birkenhead North railway station is a Merseyrail commuter rail station serving the town of Wallasey on the Wirral Peninsula in England.
-
D.
Birkenhead Hamilton Square railway station
Birkenhead Hamilton Square railway station is a Merseyrail underground station in Birkenhead, England, serving as a key interchange between local rail services and cross-river connections to Liverpool.
-
E.
Stockport railway station
Stockport railway station is a major railway hub in Greater Manchester, England, serving as an important stop on the West Coast Main Line with frequent intercity and regional services.
- 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_69d6aae6b14c81908dc5a74bad7591f9 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8946594348190935106132fd18028 |
completed | April 10, 2026, 6:10 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e8a7b72c888190b069d0ebaebd31d9 |
completed | April 22, 2026, 10:49 a.m. |
Created at: April 8, 2026, 9:38 p.m.