Triple

T13493736

Position	Surface form	Disambiguated ID	Type / Status
Subject	Blisworth Tunnel	`E320705`	entity
Predicate	partOf	`P40`	FINISHED
Object	Grand Union Canal main line	`E82412`	NE FINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Grand Union Canal main line
Context triple: [Blisworth Tunnel, partOf, Grand Union Canal main line]

A. Grand Union Canal chosen
The Grand Union Canal is a major English waterway that links London to Birmingham, forming the longest canal in the UK and serving both leisure boating and historical industrial transport.
B. Bridgewater Canal
The Bridgewater Canal is a historic English canal, often regarded as the first modern canal in Britain, which played a key role in the early Industrial Revolution by linking coal mines to the growing city of Manchester.
C. Grand Junction Canal
The Grand Junction Canal was a major English waterway linking London with the Midlands, later incorporated into the Grand Union Canal network.
D. Pembroke Canal
Pembroke Canal is a waterway in Pembroke Parish, Bermuda, historically used to improve local transportation and drainage within the parish.
E. Grantham Canal
The Grantham Canal is a historic English waterway in the East Midlands that once linked the town of Grantham to the national canal network, primarily serving 18th- and 19th-century trade and now valued for leisure and wildlife.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage	Batch ID	Job type	Status
creating	`batch_69d807629d6c8190998f1b9bb12d2ed0`	elicitation	completed
NER	`batch_69dbaf4da2c88190a867b53529d39545`	ner	completed
NED1	`batch_69fd6471ba348190a0cd1745daff6114`	ned_source_triple	completed

Created at: April 9, 2026, 9:43 p.m.