Triple
T15306772
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Welwyn Garden City railway station |
E365919
|
entity |
| Predicate | servedByRoute |
P31354
|
FINISHED |
| Object | London Kings Cross – Welwyn Garden City |
E744228
|
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: London Kings Cross – Welwyn Garden City | Statement: [Welwyn Garden City railway station, servedByRoute, London Kings Cross – Welwyn Garden City]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Kings Cross – Welwyn Garden City Context triple: [Welwyn Garden City railway station, servedByRoute, London Kings Cross – Welwyn Garden City]
-
A.
London King’s Cross–Hertford North
chosen
London King’s Cross–Hertford North is a suburban rail route in Hertfordshire and north London that links central London’s King’s Cross area with Hertford North via intermediate commuter stations.
-
B.
Bedford–St Pancras–Sutton route
The Bedford–St Pancras–Sutton route is a suburban rail service in the London area forming part of the Thameslink network, linking Bedford in Bedfordshire with Sutton in south London via central London stations including St Pancras.
-
C.
Charing Cross–Dartford line
The Charing Cross–Dartford line is a suburban railway route in southeast London and Kent, providing commuter services between central London and Dartford via stations such as Waterloo East.
-
D.
London Paddington–Didcot Parkway
London Paddington–Didcot Parkway is a key electrified stretch of railway in southern England that carries intensive intercity, regional, and commuter services between central London and Oxfordshire.
-
E.
London King’s Cross–Bradford
London King’s Cross–Bradford is a long-distance passenger rail service in England linking central London with the city of Bradford via the East Coast Main Line.
- 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_69d85a113ee881908e297a1d38dd79fa |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03cd001b48190bbdd69337efdb907 |
completed | April 16, 2026, 1:35 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fef89feda88190b18f6a03d6e968aa |
completed | May 9, 2026, 9:04 a.m. |
Created at: April 10, 2026, 3:16 a.m.