Triple
T18992791
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dorchester South railway station |
E464730
|
entity |
| Predicate | servedByServiceTo |
P6787
|
FINISHED |
| Object | Clapham Junction |
—
|
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: Clapham Junction | Statement: [Dorchester South railway station, servedByServiceTo, Clapham Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Clapham Junction Context triple: [Dorchester South railway station, servedByServiceTo, Clapham Junction]
-
A.
Clapham Junction railway station
chosen
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.
-
B.
Southwark station
Southwark station is a London Underground station on the Jubilee line, serving the South Bank area near major cultural attractions.
-
C.
Edgware station
Edgware station is a London Underground station in north London that serves as the northern terminus of the Northern line.
-
D.
Uxbridge tube station
Uxbridge tube station is a London Underground station in west London serving as the terminus for both the Metropolitan and Piccadilly lines.
-
E.
Willesden Junction
Willesden Junction is a major railway and London Overground interchange station in northwest London, providing key connections between suburban, regional, and Underground services.
- 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_69d8dd01a56c81909694a128c66b21d7 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d67eedc88190bfb7b327b47db76d |
completed | April 20, 2026, 7:32 a.m. |
Created at: April 10, 2026, 12:01 p.m.