Triple
T9147562
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gravesend railway station |
E219494
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Bedford (via Thameslink services) |
E630536
|
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: Bedford (via Thameslink services) | Statement: [Gravesend railway station, connectsTo, Bedford (via Thameslink services)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bedford (via Thameslink services) Context triple: [Gravesend railway station, connectsTo, Bedford (via Thameslink services)]
-
A.
Bedford to St Pancras services
chosen
Bedford to St Pancras services are commuter rail services linking the town of Bedford in Bedfordshire with London St Pancras station, forming part of a key north–south route into central London.
-
B.
Thameslink at King's Cross St Pancras
Thameslink at King's Cross St Pancras is a major central London rail hub on the cross-city Thameslink route, providing frequent mainline and commuter services that interconnect with multiple London Underground lines and national rail networks.
-
C.
National Rail services to London Bridge
National Rail services to London Bridge are commuter train routes connecting suburban and regional areas in southeast London and beyond with London Bridge station, a major central London rail hub.
-
D.
Bedford–St Pancras–Sutton route
The Bedford–St Pancras–Sutton route is a suburban rail service in the London area forming part of the Thameslink network, linking Bedford in Bedfordshire with Sutton in south London via central London stations including St Pancras.
-
E.
City Thameslink
City Thameslink is a central London railway station on the Thameslink route, serving commuter and regional services through the City of London.
- 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_69ca83e121dc81909912bd66953081c5 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cca918a3c881909c34a6a682eb2625 |
completed | April 1, 2026, 5:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0482995cc81909bfc202cbab7f8a1 |
completed | April 3, 2026, 11:07 p.m. |
Created at: March 30, 2026, 7:20 p.m.