Triple
T21765035
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Caerphilly railway station |
E537261
|
entity |
| Predicate | hasServiceTo |
P6787
|
FINISHED |
| Object | Cardiff Central |
—
|
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: Cardiff Central | Statement: [Caerphilly railway station, hasServiceTo, Cardiff Central]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cardiff Central Context triple: [Caerphilly railway station, hasServiceTo, Cardiff Central]
-
A.
Cardiff Central
chosen
Cardiff Central is the main railway station in Cardiff, Wales, serving as a major transport hub for regional and long-distance rail services across the UK.
-
B.
Cardiff Central
Cardiff Central is a parliamentary constituency in the city of Cardiff, Wales, represented in the Senedd and UK Parliament and encompassing the city's central and surrounding urban areas.
-
C.
Cardiff County
Cardiff County is a principal area and the capital city county of Wales, encompassing the city of Cardiff and its surrounding communities.
-
D.
Cardiff City F.C.
Cardiff City F.C. is a professional Welsh football club based in Cardiff that competes in the English football league system and is nicknamed "The Bluebirds."
-
E.
Cardiff Metropolitan University F.C.
Cardiff Metropolitan University F.C. is a Welsh football club associated with Cardiff Metropolitan University, competing in the Welsh football league system and known for its strong emphasis on developing student-athletes.
- 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_69e0c46f5d1c8190bf830409e98464e5 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f031a9a08c8190bc0588ffa0f2da44 |
completed | April 28, 2026, 4:03 a.m. |
Created at: April 16, 2026, 6:51 p.m.