Triple
T14304649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Royal Albert Bridge |
E354661
|
entity |
| Predicate | isOn |
P1493
|
FINISHED |
| Object | Tamar Valley railway route |
E346951
|
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: Tamar Valley railway route | Statement: [Royal Albert Bridge, isOn, Tamar Valley railway route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tamar Valley railway route Context triple: [Royal Albert Bridge, isOn, Tamar Valley railway route]
-
A.
Tamar Valley Line
chosen
The Tamar Valley Line is a scenic rural railway route in Devon and Cornwall, England, running along the River Tamar and connecting Plymouth with the town of Gunnislake.
-
B.
Talyllyn Railway
Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
-
C.
Caterham Railway
Caterham Railway was a 19th-century British railway company that developed and operated the branch line serving the Caterham area in Surrey, later absorbed into larger regional rail networks.
-
D.
Meon Valley Railway
The Meon Valley Railway was a former rural railway line in Hampshire, England, known for serving the Meon Valley communities before its closure and later becoming a popular route for walking and cycling.
-
E.
Aberdare Line
The Aberdare Line is a commuter rail route in South Wales that connects the town of Aberdare with Cardiff and other Valleys communities.
- 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_69d8278ed42c8190b9f882dcce611347 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de85afabe48190926d6098047f4bcf |
completed | April 14, 2026, 6:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d2a56a4819095b5c2164b1ad9fb |
completed | May 8, 2026, 1:32 a.m. |
Created at: April 10, 2026, 1:12 a.m.