Triple
T21673099
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heston, Middlesex, England |
E534902
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Osterley Underground 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: Osterley Underground station | Statement: [Heston, Middlesex, England, servedBy, Osterley Underground station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Osterley Underground station Context triple: [Heston, Middlesex, England, servedBy, Osterley Underground station]
-
A.
Osterley tube station
chosen
Osterley tube station is a London Underground station on the Piccadilly line serving the Osterley area in west London.
-
B.
Dollis Hill Underground station
Dollis Hill Underground station is a London Underground station on the Jubilee line serving the Dollis Hill area in the London Borough of Brent.
-
C.
Perivale Underground station
Perivale Underground station is a London Underground station in the London Borough of Ealing on the Central line, serving the Perivale area in west London.
-
D.
Northolt Underground station
Northolt Underground station is a London Underground station in the west of the city, serving the Central line and the suburban area of Northolt in the London Borough of Ealing.
-
E.
Regent's Park Underground station
Regent's Park Underground station is a London Underground station on the Bakerloo line, located near Regent's Park and serving attractions such as London Zoo.
- 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_69e0c46898008190aa618a4af55bd1ee |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ef8a0e06688190a75ea29534f5eed3 |
completed | April 27, 2026, 4:08 p.m. |
Created at: April 16, 2026, 6:41 p.m.