Triple
T5103500
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chorley railway station |
E115034
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Manchester–Preston railway |
E20944
|
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: Manchester–Preston railway | Statement: [Chorley railway station, locatedOn, Manchester–Preston railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Manchester–Preston railway Context triple: [Chorley railway station, locatedOn, Manchester–Preston railway]
-
A.
Manchester–Preston line
chosen
The Manchester–Preston line is a key railway route in North West England linking Manchester with Preston and serving major intermediate stations such as Manchester Oxford Road.
-
B.
Liverpool and Manchester Railway
The Liverpool and Manchester Railway was one of the world’s first inter-city passenger railways to rely exclusively on steam power, pioneering modern railway transport in early 19th-century England.
-
C.
Manchester and Leeds Railway
The Manchester and Leeds Railway was a pioneering 19th-century British railway company that established one of the earliest major trans-Pennine rail routes between the industrial centers of Manchester and Leeds.
-
D.
Manchester and Birmingham Railway
The Manchester and Birmingham Railway was an early 19th-century British railway company that operated a key main line in northwest England before becoming part of the London and North Western Railway.
-
E.
Liverpool to Manchester Line
The Liverpool to Manchester Line is a major railway route in North West England connecting the cities of Liverpool and Manchester and serving numerous intermediate communities.
- 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_69bd4440b3348190be1251fd8b7951f1 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd7588c1cc81909d380f91ee214808 |
completed | March 20, 2026, 4:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bed915418c819083b6f304b7dd31db |
completed | March 21, 2026, 5:44 p.m. |
Created at: March 20, 2026, 1:41 p.m.