Triple
T6093502
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern |
E135821
|
entity |
| Predicate | operatesStation |
P4904
|
FINISHED |
| Object | East Croydon railway station |
E344782
|
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: East Croydon railway station | Statement: [Southern, operatesStation, East Croydon railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Croydon railway station Context triple: [Southern, operatesStation, East Croydon railway station]
-
A.
East Croydon station
chosen
East Croydon station is a major railway interchange in south London, serving as one of the busiest commuter hubs on routes between central London, Gatwick Airport, and the south coast.
-
B.
West Croydon station
West Croydon station is a major transport interchange in south London, serving National Rail, London Overground, and Tramlink services for the Croydon area.
-
C.
Lewisham station
Lewisham station is a major transport hub in southeast London that serves National Rail, Docklands Light Railway, and numerous bus routes.
-
D.
Southwark station
Southwark station is a London Underground station on the Jubilee line, serving the South Bank area near major cultural attractions.
-
E.
Clapham Junction railway station
Clapham Junction railway station is one of the busiest railway interchanges in Europe, serving as a major hub for suburban and regional rail services in southwest London.
- 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_69c0087cd3c48190b459848c72d84eb1 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c057ac8c7481909fb22cf157be45ce |
completed | March 22, 2026, 8:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c125365a7481909e40d01c2d3590aa |
completed | March 23, 2026, 11:34 a.m. |
Created at: March 22, 2026, 4:12 p.m.