Triple
T14404685
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cogan railway station |
E357165
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Penarth branch line |
E1097534
|
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: Penarth branch line | Statement: [Cogan railway station, railwayLine, Penarth branch line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Penarth branch line Context triple: [Cogan railway station, railwayLine, Penarth branch line]
-
A.
Penarth branch line
chosen
The Penarth branch line is a suburban railway route in South Wales that connects the town of Penarth with Cardiff and the wider regional rail network.
-
B.
Vale of Glamorgan Line
The Vale of Glamorgan Line is a railway route in South Wales that connects Cardiff with coastal towns such as Barry and Bridgend, serving both commuter and regional passenger traffic.
-
C.
Ryde Pier Head–Shanklin line
The Ryde Pier Head–Shanklin line is a coastal railway route on England’s Isle of Wight that connects Ryde with the seaside resort town of Shanklin.
-
D.
Butetown branch line
The Butetown branch line is a short railway branch in Cardiff, Wales, connecting the city’s main rail network to the Cardiff Bay area.
-
E.
Swansea Bay railway line
The Swansea Bay railway line is a coastal rail route in South Wales that connects communities around Swansea Bay and links them to the wider national rail network.
- 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_69d82793421c8190861eb0e673b085de |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de90860ae481908e175decda8624d5 |
completed | April 14, 2026, 7:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd6485d4c48190ac67fd43834aa803 |
completed | May 8, 2026, 4:20 a.m. |
Created at: April 10, 2026, 1:17 a.m.