Triple
T6836869
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cardiff Queen Street railway station |
E157471
|
entity |
| Predicate | isMajorInterchangeFor |
P21867
|
FINISHED |
| Object | Valley Lines suburban services |
E620371
|
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: Valley Lines suburban services | Statement: [Cardiff Queen Street railway station, isMajorInterchangeFor, Valley Lines suburban services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Valley Lines suburban services Context triple: [Cardiff Queen Street railway station, isMajorInterchangeFor, Valley Lines suburban services]
-
A.
Suburban Line
The Suburban Line is a commuter rail branch of Metra’s Rock Island District serving Chicago-area suburbs.
-
B.
Suburban Line
The Suburban Line is a commuter rail service of the Beijing Subway system that connects the city center with outlying suburban districts.
-
C.
Trent Valley Line services
Trent Valley Line services are regional and intercity passenger train operations running along the Trent Valley section of the West Coast Main Line in England.
-
D.
Main Suburban railway line
The Main Suburban railway line is a major rail corridor in Sydney, Australia, forming part of the city's core suburban network and linking central Sydney with its western suburbs.
-
E.
Valley Lines railway
chosen
The Valley Lines railway is a commuter rail network in South Wales that links Cardiff with the surrounding South Wales Valleys, providing key regional passenger transport services.
- 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_69c6882c53608190b99aebef079b23bd |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d67c1c508190ab39b8aaaaacc628 |
completed | March 27, 2026, 7:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c723ffce448190ac8edbaaa1517972 |
completed | March 28, 2026, 12:42 a.m. |
Created at: March 27, 2026, 2:19 p.m.