Triple
T21147334
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Meon railway station |
E521091
|
entity |
| Predicate | wasOnLine |
P15096
|
FINISHED |
| Object | Meon Valley Railway |
—
|
NE NERFINISHED |
How this triple was built (3 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: Meon Valley Railway | Statement: [West Meon railway station, wasOnLine, Meon Valley Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Meon Valley Railway Context triple: [West Meon railway station, wasOnLine, Meon Valley Railway]
-
A.
Meon Valley Railway
chosen
The Meon Valley Railway was a former rural railway line in Hampshire, England, known for serving the Meon Valley communities before its closure and later becoming a popular route for walking and cycling.
-
B.
Avon Valley Railway
Avon Valley Railway is a heritage railway in South West England that operates preserved trains along a section of the former Midland Railway line through the Avon Valley.
-
C.
Bure Valley Railway
Bure Valley Railway is a heritage narrow-gauge steam railway in Norfolk, England, offering scenic journeys through the Bure Valley countryside.
-
D.
Brecon Mountain Railway
Brecon Mountain Railway is a heritage narrow-gauge steam railway in South Wales that offers scenic rides through the Brecon Beacons area.
-
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.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: wasOnLine Context triple: [West Meon railway station, wasOnLine, Meon Valley Railway]
-
A.
isOnLine
chosen
Indicates that one entity is located directly along, or in contact with, a specified line or linear path.
-
B.
hasOnlineActivity
Indicates that an entity engages in or possesses some form of activity or presence on the internet or digital platforms.
-
C.
wasIn
Indicates that an entity existed, occurred, or was located within a particular place or context during a specified time or situation.
-
D.
isOn
Indicates that one entity is physically positioned above and in contact with the top surface of another entity.
-
E.
onlinePresence
Indicates that an entity maintains a presence or representation on the internet, such as through websites, profiles, or digital platforms.
- F. None of above.
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_69e0b50c6a848190a4e525a77a319b8a |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e723fe9da88190b65c370b1efcbb96 |
completed | April 21, 2026, 7:15 a.m. |
| PD | Predicate disambiguation | batch_69e5f5f8a5bc819081918c7fa8e4496d |
completed | April 20, 2026, 9:46 a.m. |
Created at: April 16, 2026, 2:58 p.m.