Triple
T6488195
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 172 |
E146566
|
entity |
| Predicate | improvedOver |
P47073
|
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 172, improvedOver, 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 172, improvedOver, 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: improvedOver Context triple: [British Rail Class 172, improvedOver, British Rail Class 170]
-
A.
improvesOn
Indicates that one entity enhances, refines, or performs better than another entity, typically by addressing its limitations or increasing its effectiveness.
-
B.
upgradeOf
chosen
Indicates that one entity is a newer, improved, or more advanced version of another entity.
-
C.
seeksToImprove
Indicates an intentional effort by one entity to make another entity or condition better than its current state.
-
D.
enhancedBy
Indicates that one entity’s value, effectiveness, or impact is increased or improved as a result of another entity.
-
E.
upgradedBy
Indicates that an entity has been improved, enhanced, or moved to a higher version or level as a result of actions performed by another entity.
- 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_69c0090158c08190af0df9a2348d2d52 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c06a97fff88190b6f993c14df62649 |
completed | March 22, 2026, 10:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7eeb127248190bbee7a9f69c2b980 |
completed | March 28, 2026, 3:07 p.m. |
| PD | Predicate disambiguation | batch_69c06740bebc81909d9d6956baa2bcb9 |
completed | March 22, 2026, 10:03 p.m. |
Created at: March 22, 2026, 4:52 p.m.