Triple
T522379
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Transport for Wales Rail |
E10845
|
entity |
| Predicate | operatesOnLine |
P15252
|
FINISHED |
| Object | South Wales Main Line |
E16146
|
NE FINISHED |
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: South Wales Main Line | Statement: [Transport for Wales Rail, operatesOnLine, South Wales Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Wales Main Line Context triple: [Transport for Wales Rail, operatesOnLine, South Wales Main Line]
-
A.
South Wales Main Line
chosen
The South Wales Main Line is a major railway route in Wales that connects London and the west of England with key South Wales cities such as Cardiff and Swansea.
-
B.
Cynwyd Line
The Cynwyd Line is a short commuter rail service in the Philadelphia area operated by SEPTA, running between Center City and the Cynwyd neighborhood in Lower Merion Township.
-
C.
Welsh Marches Line
The Welsh Marches Line is a major railway route in the United Kingdom running through the border counties between England and Wales, linking cities such as Shrewsbury, Hereford, and Newport.
-
D.
Cardiff to Portsmouth Line
The Cardiff to Portsmouth Line is a major cross-country railway route in the United Kingdom linking South Wales with the south coast of England via cities such as Bristol and Southampton.
-
E.
Huddersfield Line
The Huddersfield Line is a major railway route in northern England linking Manchester and Leeds via Huddersfield, known for its trans-Pennine services and scenic passage through the Pennines.
- 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: operatesOnLine Context triple: [Transport for Wales Rail, operatesOnLine, South Wales Main Line]
-
A.
isOnLine
Indicates that one entity is located directly along, or in contact with, a specified line or linear path.
-
B.
operatesOver
Indicates that one entity performs actions or exerts functional control across, upon, or throughout another entity or domain.
-
C.
operatesBy
Indicates that an entity performs its function, action, or process through the use or application of another entity (e.g., a method, mechanism, or principle).
-
D.
lineServed
Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
-
E.
operatesBase
Indicates that an organization or agent runs or manages a primary facility, location, or base of operations.
- F. None of above. chosen
Provenance (5 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_69a2e84b16c4819088d284c47c3a7968 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f1b372408190b3918fec45444674 |
completed | Feb. 28, 2026, 1:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4ab1f95cc8190a6e2dfc3636110b5 |
completed | March 1, 2026, 9:09 p.m. |
| PD | Predicate disambiguation | batch_69a2f018129c81909494450fcba71b59 |
completed | Feb. 28, 2026, 1:39 p.m. |
| PDg | Predicate description generation | batch_69a2f0f73af88190bc8f00c2047cc8b8 |
completed | Feb. 28, 2026, 1:43 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.