Triple
T4312946
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Medstead and Four Marks railway station |
E94115
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Watercress Line |
E109153
|
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: Watercress Line | Statement: [Medstead and Four Marks railway station, locatedOn, Watercress Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Watercress Line Context triple: [Medstead and Four Marks railway station, locatedOn, Watercress Line]
-
A.
Watercress Line
chosen
The Watercress Line is a preserved heritage railway in Hampshire, England, known for its steam-hauled trains running through the countryside between Alton and Alresford.
-
B.
Fen Line
The Fen Line is a railway route in eastern England that runs north from Cambridge towards King’s Lynn, serving towns and communities across Cambridgeshire and Norfolk.
-
C.
Caterham line
The Caterham line is a suburban railway route in Surrey, England, connecting the town of Caterham with the main London rail network.
-
D.
Warminster Line
The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
-
E.
Bannan line
The Bannan line is a major east–west rapid transit route in the Taipei Metro system, connecting key commercial and residential districts across Taipei and New Taipei City.
- 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_69b3451886588190a3dd1305ea7c58dc |
completed | March 12, 2026, 10:58 p.m. |
| NER | Named-entity recognition | batch_69b350d8bff88190bcf7dd419d5f4312 |
completed | March 12, 2026, 11:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5f5bf4dd48190b84d8488a4f196a8 |
completed | March 14, 2026, 11:56 p.m. |
Created at: March 12, 2026, 11:12 p.m.