Triple
T20000943
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blackpool North |
E494323
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object | Preston–Blackpool line |
—
|
NE NERFINISHED |
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: Preston–Blackpool line | Statement: [Blackpool North, line, Preston–Blackpool line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Preston–Blackpool line Context triple: [Blackpool North, line, Preston–Blackpool line]
-
A.
Preston to Blackpool North line
chosen
The Preston to Blackpool North line is a key railway route in Lancashire, England, linking Preston with the seaside resort of Blackpool North and forming part of several regional and intercity services.
-
B.
Wigan–Southport line
The Wigan–Southport line is a regional railway route in North West England linking the inland town of Wigan with the coastal resort of Southport.
-
C.
Manchester–Blackpool North line
The Manchester–Blackpool North line is a key railway route in North West England linking Manchester with the seaside resort of Blackpool, serving major intermediate towns and commuter hubs along the way.
-
D.
Liverpool–Ormskirk line
The Liverpool–Ormskirk line is a suburban rail route in Merseyside, England, connecting Liverpool with the town of Ormskirk as part of the Merseyrail network.
-
E.
Ormskirk–Preston line
The Ormskirk–Preston line is a regional railway route in Lancashire, England, linking the towns of Ormskirk and Preston and serving intermediate rural communities.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69da626b2d748190886981ea90c8b2ea |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e661a222908190b88e1d11cb1b7ee3 |
completed | April 20, 2026, 5:25 p.m. |
Created at: April 11, 2026, 3:32 p.m.