Triple
T8527718
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Clapham Junction railway station |
E201859
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object | Oxted Line (via connections) |
E142082
|
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: Oxted Line (via connections) | Statement: [Clapham Junction railway station, line, Oxted Line (via connections)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oxted Line (via connections) Context triple: [Clapham Junction railway station, line, Oxted Line (via connections)]
-
A.
Oxted line
chosen
The Oxted line is a suburban and rural railway route in southern England connecting London with towns in Surrey and Sussex, operated as part of the Southern rail network.
-
B.
North Downs Line
The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
-
C.
East Suffolk Line
The East Suffolk Line is a rural railway route in Suffolk, England, running between Ipswich and Lowestoft and serving towns and villages along the county’s east coast.
-
D.
Mole Valley line
The Mole Valley line is a railway route in Surrey, England, running through the Mole Valley and connecting London with towns such as Leatherhead and Dorking.
-
E.
West London line
The West London line is a north–south railway route in west London that connects Willesden Junction to Clapham Junction, used by both London Overground and other train operators.
- 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_69ca83228b24819085d22e7dc99f5d94 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe6477100819081fa20cb6b8ea3d7 |
completed | March 31, 2026, 3:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce6d54ef908190970a1010c8018abd |
completed | April 2, 2026, 1:21 p.m. |
Created at: March 30, 2026, 6:17 p.m.