Triple
T3065260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cambridge Guided Busway |
E62089
|
entity |
| Predicate | builtOn |
P2012
|
FINISHED |
| Object |
former Cambridge and St Ives railway line
The former Cambridge and St Ives railway line was a disused rail route in Cambridgeshire that once connected Cambridge with the town of St Ives before its conversion into part of the Cambridge Guided Busway.
|
E323577
|
NE FINISHED |
How this triple was built (4 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: former Cambridge and St Ives railway line | Statement: [Cambridge Guided Busway, builtOn, former Cambridge and St Ives railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: former Cambridge and St Ives railway line Context triple: [Cambridge Guided Busway, builtOn, former Cambridge and St Ives railway line]
-
A.
Cotswold Line
The Cotswold Line is a railway route in England running through the scenic Cotswolds region, linking Oxford with Worcester and Hereford.
-
B.
Buxton railway line
The Buxton railway line is a rail route in Derbyshire, England, linking the spa town of Buxton with the wider regional and national rail network.
-
C.
Bristol to Exeter Line
The Bristol to Exeter Line is a major railway route in southwest England connecting the cities of Bristol and Exeter and serving as an important corridor for regional and long-distance passenger services.
-
D.
Hay railway line
The Hay railway line is a former branch railway in New South Wales, Australia, that once connected the rural town of Hay to the state’s broader rail network, supporting regional transport and agriculture.
-
E.
Northumberland Line
The Northumberland Line is a passenger rail route in North East England being reopened to connect communities such as Ashington with Newcastle and the wider rail network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: former Cambridge and St Ives railway line Triple: [Cambridge Guided Busway, builtOn, former Cambridge and St Ives railway line]
Generated description
The former Cambridge and St Ives railway line was a disused rail route in Cambridgeshire that once connected Cambridge with the town of St Ives before its conversion into part of the Cambridge Guided Busway.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: former Cambridge and St Ives railway line Target entity description: The former Cambridge and St Ives railway line was a disused rail route in Cambridgeshire that once connected Cambridge with the town of St Ives before its conversion into part of the Cambridge Guided Busway.
-
A.
Cotswold Line
The Cotswold Line is a railway route in England running through the scenic Cotswolds region, linking Oxford with Worcester and Hereford.
-
B.
Buxton railway line
The Buxton railway line is a rail route in Derbyshire, England, linking the spa town of Buxton with the wider regional and national rail network.
-
C.
Bristol to Exeter Line
The Bristol to Exeter Line is a major railway route in southwest England connecting the cities of Bristol and Exeter and serving as an important corridor for regional and long-distance passenger services.
-
D.
Hay railway line
The Hay railway line is a former branch railway in New South Wales, Australia, that once connected the rural town of Hay to the state’s broader rail network, supporting regional transport and agriculture.
-
E.
Northumberland Line
The Northumberland Line is a passenger rail route in North East England being reopened to connect communities such as Ashington with Newcastle and the wider rail network.
- F. None of above. chosen
Provenance (5 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_69ad85793e5c8190a358049bc4a98d8c |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada0fc01dc81908fbdf7c1ef73afe4 |
completed | March 8, 2026, 4:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b1ef1402108190a2d24e7eb523f658 |
completed | March 11, 2026, 10:39 p.m. |
| NEDg | Description generation | batch_69b1f2f3d120819090d28e0353d3d8da |
completed | March 11, 2026, 10:55 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b1f365a4988190ae3ea6370a27ee72 |
completed | March 11, 2026, 10:57 p.m. |
Created at: March 8, 2026, 3:02 p.m.