Triple
T15580061
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London–Bristol rail corridor |
E374469
|
entity |
| Predicate | usesLine |
P1293
|
FINISHED |
| Object | Bristol–Bath line |
E76874
|
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: Bristol–Bath line | Statement: [London–Bristol rail corridor, usesLine, Bristol–Bath line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bristol–Bath line Context triple: [London–Bristol rail corridor, usesLine, Bristol–Bath line]
-
A.
Bristol–Bath line
chosen
The Bristol–Bath line is a key railway route in southwest England that connects the cities of Bristol and Bath, forming part of the Great Western Main Line network.
-
B.
Bristol–Gloucester line
The Bristol–Gloucester line is a main railway route in South West England connecting the city of Bristol with Gloucester and the wider national rail network.
-
C.
Southampton–Bournemouth line
The Southampton–Bournemouth line is a key railway route on England’s south coast linking the cities of Southampton and Bournemouth and forming part of the wider South West Main Line network.
-
D.
Plymouth Line
The Plymouth Line is a commuter rail route in Massachusetts that connects Boston with the town of Plymouth as part of the MBTA’s Old Colony Lines network.
-
E.
Bristol to Taunton Line
The Bristol to Taunton Line is a major railway route in South West England that connects the city of Bristol with the town of Taunton, serving intermediate communities such as Bridgwater.
- 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_69d85ccd575081908909b71a3f3e3a61 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04e24064c8190b132c3092877fbfa |
completed | April 16, 2026, 2:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff4c4da9e48190a73492ef725380da |
completed | May 9, 2026, 3:01 p.m. |
Created at: April 10, 2026, 4:11 a.m.