Triple
T18341595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Epsom |
E439416
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Tattenham Corner railway station |
—
|
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: Tattenham Corner railway station | Statement: [Epsom, hasRailwayStation, Tattenham Corner railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tattenham Corner railway station Context triple: [Epsom, hasRailwayStation, Tattenham Corner railway station]
-
A.
Tattenham Corner railway station
chosen
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.
-
B.
Staines railway station
Staines railway station is a key commuter rail hub in Surrey, England, providing regular services to London and surrounding areas.
-
C.
Beaconsfield station
Beaconsfield station is a railway station that serves the suburb of Beaconsfield in Melbourne, Victoria, as part of the city’s metropolitan train network.
-
D.
Beaconsfield station
Beaconsfield station is a suburban commuter rail stop serving the town of Beaconsfield, providing regular train connections to nearby urban centers.
-
E.
Beaconsfield station
Beaconsfield station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line D branch serving the Brookline area near Boston.
- 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_69d8b9175fec8190af865699b4e64d8c |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e514f0b5a881908056d48bc48124b8 |
completed | April 19, 2026, 5:46 p.m. |
Created at: April 10, 2026, 10:37 a.m.