Triple
T235359
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cambridge railway station |
E4497
|
entity |
| Predicate | hasServiceOperator |
P5884
|
FINISHED |
| Object | Greater Anglia |
E30534
|
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: Greater Anglia | Statement: [Cambridge railway station, hasServiceOperator, Greater Anglia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Greater Anglia Context triple: [Cambridge railway station, hasServiceOperator, Greater Anglia]
-
A.
Greater Anglia
chosen
Greater Anglia is a British train operating company that provides passenger rail services across East Anglia and parts of London and the East of England.
-
B.
Northern Trains
Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
-
C.
Arriva UK Trains
Arriva UK Trains is a major British train operating company that manages several passenger rail franchises and services across the United Kingdom.
-
D.
Transport for London
Transport for London is the local government body responsible for managing and overseeing the public transport network and major roads in Greater London.
-
E.
Caledonian Sleeper
Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
- 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: hasServiceOperator Context triple: [Cambridge railway station, hasServiceOperator, Greater Anglia]
-
A.
hasServiceTo
Indicates that one entity provides, offers, or operates a service for or directed toward another entity.
-
B.
hasServiceType
Indicates that an entity is associated with or categorized by a particular type of service.
-
C.
operatesService
chosen
Indicates that an agent runs, manages, or provides a particular service.
-
D.
primaryOperator
Indicates that an entity serves as the main or leading operator responsible for performing or overseeing a specified operation or process in relation to another entity.
-
E.
operatesServiceTo
Indicates that one entity runs or provides a transportation or service route to another entity or location.
- 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_69a257363ffc81909757bde7ab3404da |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25cc9ab2c81909af278a07f86aa1e |
completed | Feb. 28, 2026, 3:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3695d08588190892d271c03fdf1e6 |
completed | Feb. 28, 2026, 10:17 p.m. |
| PD | Predicate disambiguation | batch_69a25b5dc640819092669575731c393f |
completed | Feb. 28, 2026, 3:05 a.m. |
Created at: Feb. 28, 2026, 2:53 a.m.