Triple
T6592482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 171 |
E148394
|
entity |
| Predicate | couplingDifferenceFrom |
P61682
|
FINISHED |
| Object | British Rail Class 170 |
E598100
|
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: British Rail Class 170 | Statement: [British Rail Class 171, couplingDifferenceFrom, British Rail Class 170]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: British Rail Class 170 Context triple: [British Rail Class 171, couplingDifferenceFrom, British Rail Class 170]
-
A.
British Rail Class 170
chosen
The British Rail Class 170 is a widely used diesel multiple-unit passenger train in the UK, known for operating regional and intercity services across various rail franchises since the late 1990s.
-
B.
British Rail Class 150
The British Rail Class 150 is a diesel multiple-unit passenger train built in the 1980s for regional and commuter services on the UK rail network.
-
C.
British Rail Class 175
The British Rail Class 175 is a diesel multiple-unit passenger train used on regional and intercity services in the United Kingdom, particularly across Wales and bordering regions.
-
D.
British Rail Class 165
The British Rail Class 165 is a diesel multiple-unit commuter train used primarily on suburban and regional services in the south of England.
-
E.
British Rail Class 158
The British Rail Class 158 is a diesel multiple-unit train built in the late 1980s and early 1990s for regional and intercity services across the UK rail network.
- 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: couplingDifferenceFrom Context triple: [British Rail Class 171, couplingDifferenceFrom, British Rail Class 170]
-
A.
differIn
chosen
Indicates that two entities are not the same in at least one specified aspect, attribute, or value.
-
B.
hasCoupling
Indicates that two entities are linked or joined together in a way that allows them to interact, transfer, or coordinate motion, energy, or information.
-
C.
adaptationDifference
Indicates a difference or change in how two entities adapt or have adapted relative to each other.
-
D.
doesNotCoupleTo
Indicates that one entity does not form a functional or physical coupling or interaction with another entity.
-
E.
hasCouplingConstant
Indicates that one entity is associated with a specific coupling constant value that quantifies the strength of an interaction or relationship.
- F. None of above.
Provenance (4 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_69c687e7b8688190811ffee72e096468 |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6c07cdf048190945ca5810fb1de88 |
completed | March 27, 2026, 5:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c845cc4f748190a666ab40b183cb3a |
completed | March 28, 2026, 9:19 p.m. |
| PD | Predicate disambiguation | batch_69c6acfb462481909cb7aff5af4bca9d |
completed | March 27, 2026, 4:14 p.m. |
Created at: March 27, 2026, 1:55 p.m.