Triple
T20215554
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern |
E493611
|
entity |
| Predicate | operatesRoute |
P3695
|
FINISHED |
| Object | Milton Keynes Central to East Croydon |
—
|
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: Milton Keynes Central to East Croydon | Statement: [Southern, operatesRoute, Milton Keynes Central to East Croydon]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Milton Keynes Central to East Croydon Context triple: [Southern, operatesRoute, Milton Keynes Central to East Croydon]
-
A.
Southern Milton Keynes Central–East Croydon service
chosen
The Southern Milton Keynes Central–East Croydon service is a regional rail route in England operated by Southern, linking Milton Keynes Central with East Croydon via various intermediate stations in and around London.
-
B.
Croydon Central
Croydon Central is a UK parliamentary constituency covering the central area of the London Borough of Croydon.
-
C.
Croydon town centre
Croydon town centre is a major commercial and retail hub in south London, known for its shopping centres, offices, and transport connections.
-
D.
Croydon North
Croydon North is a UK parliamentary constituency in the northern part of the London Borough of Croydon, represented in the House of Commons.
-
E.
Croydon South
Croydon South is a parliamentary constituency in the southern part of the London Borough of Croydon, known for its largely suburban character and commuter population.
- 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66ed8cc8c8190889ecadc702010d8 |
completed | April 20, 2026, 6:22 p.m. |
Created at: April 11, 2026, 11:38 p.m.