Triple
T4509708
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Waterloo–Exeter |
E102018
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Exeter St Davids railway station |
E372071
|
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: Exeter St Davids railway station | Statement: [London Waterloo–Exeter, terminus, Exeter St Davids railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Exeter St Davids railway station Context triple: [London Waterloo–Exeter, terminus, Exeter St Davids railway station]
-
A.
Exeter St Davids railway station
chosen
Exeter St Davids railway station is the main railway hub in Exeter, Devon, serving as a key junction on the Great Western Main Line and several regional routes in southwest England.
-
B.
Exeter station
Exeter station is an Amtrak passenger rail station in Exeter, New Hampshire, serving as a stop on the Downeaster line between Boston and Maine.
-
C.
St Thomas (Exeter) railway station
St Thomas (Exeter) railway station is a small suburban rail stop in Exeter, England, serving the St Thomas area on the main line through the city.
-
D.
Torquay railway station
Torquay railway station is the main rail hub serving the seaside resort town of Torquay in Devon, England, providing regional and intercity connections along the Riviera Line.
-
E.
Plymouth railway station
Plymouth railway station is the main railway hub in Plymouth, Devon, providing regional and long-distance train services on the Great Western Main Line and CrossCountry 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_69bd43d6251c81909deecce3e6e9d69c |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd571138b88190b68bbfc4300aaf9d |
completed | March 20, 2026, 2:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bd7f7c1bd08190bc7b7028a512a466 |
completed | March 20, 2026, 5:10 p.m. |
Created at: March 20, 2026, 1:01 p.m.