Triple
T9920733
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Dulwich railway station |
E187785
|
entity |
| Predicate | typicalOffPeakServiceTo |
P80227
|
FINISHED |
| Object | Beckenham Junction railway station |
E325528
|
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: Beckenham Junction railway station | Statement: [East Dulwich railway station, typicalOffPeakServiceTo, Beckenham Junction railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Beckenham Junction railway station Context triple: [East Dulwich railway station, typicalOffPeakServiceTo, Beckenham Junction railway station]
-
A.
Beckenham Junction railway station
chosen
Beckenham Junction railway station is a key transport hub in Beckenham, London, providing both National Rail and Tramlink services that connect the suburb with central London and surrounding areas.
-
B.
Beckenham Hill railway station
Beckenham Hill railway station is a suburban rail station in the London Borough of Lewisham providing commuter services into central London.
-
C.
Blackheath railway station
Blackheath railway station is a suburban rail station in southeast London serving the Blackheath area with regular commuter services into central London and surrounding regions.
-
D.
Bexleyheath railway station
Bexleyheath railway station is a suburban rail station in the London Borough of Bexley that provides commuter services between southeast London and central London.
-
E.
Tattenham Corner railway station
Tattenham Corner railway station is a suburban rail station in Surrey, England, best known for serving racegoers attending events at the nearby Epsom Downs Racecourse, including the Epsom Derby.
- 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_69ca82b22a688190b52c75bd48429c10 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cdb56abbb88190a21b8b77f1a25b81 |
completed | April 2, 2026, 12:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d20e019f788190a0106b60c8a39efa |
completed | April 5, 2026, 7:23 a.m. |
Created at: March 30, 2026, 8:42 p.m.