Triple
T12557344
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Upminster |
E295251
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | c2c rail services |
E753636
|
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: c2c rail services | Statement: [Upminster, servedBy, c2c rail services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: c2c rail services Context triple: [Upminster, servedBy, c2c rail services]
-
A.
c2c rail services
chosen
c2c rail services is a British train operating company providing commuter and regional rail services between London and parts of Essex along the Thames Estuary.
-
B.
CityRail Intercity services
CityRail Intercity services were the long-distance commuter and regional rail services in New South Wales, Australia, that operated prior to their rebranding and reorganization under NSW TrainLink.
-
C.
Rapid Rail
Rapid Rail is a Malaysian public transport operator responsible for running several urban rail transit lines in the Greater Kuala Lumpur area.
-
D.
Direct Rail Services
Direct Rail Services is a British rail freight company, originally government-owned, that operates and maintains locomotives and trains across the UK for freight, nuclear materials transport, and some passenger services.
-
E.
Biotrén commuter rail
Biotrén commuter rail is a suburban passenger train system serving the Greater Concepción metropolitan area in Chile, connecting key urban and outlying communities.
- 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_69d6ad9cac2c81908e8a7bed82d1e21d |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d95491d9688190a6b88a939124233e |
completed | April 10, 2026, 7:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f655895c9c819082f41e79906567c6 |
completed | May 2, 2026, 7:50 p.m. |
Created at: April 8, 2026, 11:47 p.m.