Triple
T17441579
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Okehampton railway station |
E424666
|
entity |
| Predicate | heritageOperator |
P56395
|
FINISHED |
| Object | Dartmoor Railway (historic) |
—
|
NE NERFINISHED |
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: Dartmoor Railway (historic) | Statement: [Okehampton railway station, heritageOperator, Dartmoor Railway (historic)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dartmoor Railway (historic) Context triple: [Okehampton railway station, heritageOperator, Dartmoor Railway (historic)]
-
A.
Dartmoor Line
The Dartmoor Line is a rural railway route in Devon, England, linking Exeter with the edge of Dartmoor and serving communities such as Okehampton.
-
B.
Bodmin and Wenford Railway
Bodmin and Wenford Railway is a preserved heritage railway in Cornwall, England, offering steam and diesel train rides along a restored former branch line.
-
C.
South Devon Railway
South Devon Railway was a historic railway company in Devon, England, that developed and operated key lines in the region during the 19th century.
-
D.
Swanage Railway
Swanage Railway is a preserved heritage railway in southern England that operates steam and diesel trains along a scenic route on the Isle of Purbeck.
-
E.
North Devon Railway
The North Devon Railway was a 19th-century railway company in southwest England that developed key routes linking Exeter with Barnstaple and the surrounding North Devon area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dartmoor Railway (historic) Target entity description: Dartmoor Railway (historic) was a preserved heritage railway in Devon, England, that operated tourist and enthusiast services on part of the former London and South Western Railway route around Okehampton and the edge of Dartmoor.
-
A.
Dartmoor Line
chosen
The Dartmoor Line is a rural railway route in Devon, England, linking Exeter with the edge of Dartmoor and serving communities such as Okehampton.
-
B.
Bodmin and Wenford Railway
Bodmin and Wenford Railway is a preserved heritage railway in Cornwall, England, offering steam and diesel train rides along a restored former branch line.
-
C.
South Devon Railway
South Devon Railway was a historic railway company in Devon, England, that developed and operated key lines in the region during the 19th century.
-
D.
Swanage Railway
Swanage Railway is a preserved heritage railway in southern England that operates steam and diesel trains along a scenic route on the Isle of Purbeck.
-
E.
North Devon Railway
The North Devon Railway was a 19th-century railway company in southwest England that developed key routes linking Exeter with Barnstaple and the surrounding North Devon area.
- F. None of above.
Provenance (2 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_69d889db0ba481908402409af3b37917 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e44ff75538819083f77756d39a1aaa |
completed | April 19, 2026, 3:45 a.m. |
Created at: April 10, 2026, 5:46 a.m.