Triple
T12470313
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Thornaby railway station |
E298037
|
entity |
| Predicate | hasRailcodeSystem |
P44484
|
FINISHED |
| Object | National Rail |
E2215
|
NE FINISHED |
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: National Rail | Statement: [Thornaby railway station, hasRailcodeSystem, National Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: National Rail Context triple: [Thornaby railway station, hasRailcodeSystem, National Rail]
-
A.
National Rail
chosen
National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
-
B.
National Rail Enquiries
National Rail Enquiries is the official information service for Britain’s National Rail network, providing timetables, fares, and real-time journey updates to passengers.
-
C.
Northern Rail
Northern Rail is a British train operating company providing regional and commuter rail services across Northern England.
-
D.
Northern Trains
Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
-
E.
Virgin Trains
Virgin Trains was a British train operating company under Richard Branson’s Virgin Group brand that ran long-distance passenger rail services in the UK.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRailcodeSystem Context triple: [Thornaby railway station, hasRailcodeSystem, National Rail]
-
A.
railroadCodeFor
Indicates that a specific railroad code is assigned to or used to identify a particular railroad entity.
-
B.
hasRailwayStationNumberingSystem
chosen
Indicates that a railway station is associated with a specific system for assigning it an identifying number or code.
-
C.
railSystemType
Indicates the specific category or classification of a rail transportation system that an entity belongs to or operates within.
-
D.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
-
E.
usesRailwaySignallingSystem
Indicates that one entity operates or applies a particular railway signalling system in the context of train or rail traffic control.
- F. None of above.
Provenance (4 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_69d6ada270808190b1a2b2e7b02bb426 |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d94e626dbc8190ac7dcdb542ba9b0c |
completed | April 10, 2026, 7:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f63f2175c48190bbd28ad8c07434f0 |
completed | May 2, 2026, 6:14 p.m. |
| PD | Predicate disambiguation | batch_69d94d3f701c81909dd0e00251ac8553 |
completed | April 10, 2026, 7:19 p.m. |
Created at: April 8, 2026, 9:56 p.m.