Triple
T21352569
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Road (Gfd) station |
E526525
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | London Waterloo–Effingham Junction–Guildford services |
—
|
NE NERFINISHED |
How this triple was built (3 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: London Waterloo–Effingham Junction–Guildford services | Statement: [London Road (Gfd) station, servedBy, London Waterloo–Effingham Junction–Guildford services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: London Waterloo–Effingham Junction–Guildford services Context triple: [London Road (Gfd) station, servedBy, London Waterloo–Effingham Junction–Guildford services]
-
A.
London Waterloo suburban services
London Waterloo suburban services are a network of commuter rail services operated from London Waterloo, providing frequent local and regional connections to suburbs and nearby towns in southwest London and surrounding counties.
-
B.
Southern Shepherd's Bush–Clapham Junction service
The Southern Shepherd's Bush–Clapham Junction service is a London suburban rail route operated by Southern that links Shepherd's Bush with the major interchange at Clapham Junction.
-
C.
London Waterloo–Reading line
The London Waterloo–Reading line is a key suburban and regional rail route in southern England linking central London’s Waterloo station with Reading via towns in Surrey and Berkshire.
-
D.
London Waterloo–Basingstoke
London Waterloo–Basingstoke is a key commuter and intercity rail route in southern England linking central London with the town of Basingstoke via major intermediate stations such as Woking.
-
E.
Windsor & Eton Riverside to London Waterloo line
The Windsor & Eton Riverside to London Waterloo line is a suburban railway route in southeast England linking the historic town of Windsor with central London’s Waterloo station.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: London Waterloo–Effingham Junction–Guildford services Target entity description: London Waterloo–Effingham Junction–Guildford services are a suburban rail route in southern England providing passenger trains between central London, Surrey commuter towns, and the city of Guildford.
-
A.
London Waterloo suburban services
chosen
London Waterloo suburban services are a network of commuter rail services operated from London Waterloo, providing frequent local and regional connections to suburbs and nearby towns in southwest London and surrounding counties.
-
B.
Southern Shepherd's Bush–Clapham Junction service
The Southern Shepherd's Bush–Clapham Junction service is a London suburban rail route operated by Southern that links Shepherd's Bush with the major interchange at Clapham Junction.
-
C.
London Waterloo–Reading line
The London Waterloo–Reading line is a key suburban and regional rail route in southern England linking central London’s Waterloo station with Reading via towns in Surrey and Berkshire.
-
D.
London Waterloo–Basingstoke
London Waterloo–Basingstoke is a key commuter and intercity rail route in southern England linking central London with the town of Basingstoke via major intermediate stations such as Woking.
-
E.
Windsor & Eton Riverside to London Waterloo line
The Windsor & Eton Riverside to London Waterloo line is a suburban railway route in southeast England linking the historic town of Windsor with central London’s Waterloo station.
- F. None of above.
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_69e0b51cd5cc81909ac1187971e8a8ad |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8ad34a1d48190b14fa099968faf7c |
completed | April 22, 2026, 11:12 a.m. |
Created at: April 16, 2026, 5:05 p.m.