Triple
T19080084
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mountain Ash railway station |
E467004
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Aberdare branch line |
—
|
NE NERFINISHED |
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: Aberdare branch line | Statement: [Mountain Ash railway station, locatedOn, Aberdare branch line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aberdare branch line Context triple: [Mountain Ash railway station, locatedOn, Aberdare branch line]
-
A.
Aberdare Line
chosen
The Aberdare Line is a commuter rail route in South Wales that connects the town of Aberdare with Cardiff and other Valleys communities.
-
B.
Henley Branch Line
The Henley Branch Line is a short railway branch in Oxfordshire, England, connecting the town of Henley-on-Thames to the Great Western Main Line.
-
C.
Marlow Branch Line
The Marlow Branch Line is a short railway route in Berkshire and Buckinghamshire, England, connecting Maidenhead to Marlow via intermediate stations such as Cookham.
-
D.
Tamar Valley Line
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.
-
E.
Churnet Valley Line
The Churnet Valley Line is a historic railway route in Staffordshire, England, known for following the scenic Churnet Valley and now partly operating as a heritage railway.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8dd04f4488190b1121cc53ef2bfd6 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e2e82ec08190873186ff51e89d86 |
completed | April 20, 2026, 8:25 a.m. |
Created at: April 10, 2026, 12:04 p.m.