Triple
T4873915
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Watercress Line |
E109153
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Mid Hants Railway Ltd |
E94112
|
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: Mid Hants Railway Ltd | Statement: [Watercress Line, operatedBy, Mid Hants Railway Ltd]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mid Hants Railway Ltd Context triple: [Watercress Line, operatedBy, Mid Hants Railway Ltd]
-
A.
Mid Hants Railway
chosen
Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
-
B.
Romney, Hythe and Dymchurch Railway
The Romney, Hythe and Dymchurch Railway is a famous 15-inch gauge light railway in Kent, England, known for its miniature steam and diesel locomotives running between Hythe and Dungeness.
-
C.
Chiltern Railways
Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
-
D.
Sittingbourne & Kemsley Light Railway
The Sittingbourne & Kemsley Light Railway is a preserved narrow-gauge heritage railway in Kent, England, originally built to serve the local paper industry and now operated for tourist and enthusiast rides.
-
E.
Taff Vale Railway
Taff Vale Railway was a historic Welsh railway company that played a key role in transporting coal and passengers in South Wales during the 19th and early 20th centuries.
- 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_69bd440d96a48190b0c87069adef2af1 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6d9fa0b08190ab1fc7ec395dca37 |
completed | March 20, 2026, 3:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be67f5b51c8190a8114450084d2b13 |
completed | March 21, 2026, 9:42 a.m. |
Created at: March 20, 2026, 1:27 p.m.