Triple
T21568621
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chris Green |
E532225
|
entity |
| Predicate | positionHeld |
P8
|
FINISHED |
| Object | Managing Director of ScotRail |
—
|
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: Managing Director of ScotRail | Statement: [Chris Green, positionHeld, Managing Director of ScotRail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Managing Director of ScotRail Context triple: [Chris Green, positionHeld, Managing Director of ScotRail]
-
A.
Chief Executive Officer of Eurostar
The Chief Executive Officer of Eurostar is the top executive responsible for leading and managing the high-speed passenger rail service that connects the United Kingdom with mainland Europe via the Channel Tunnel.
-
B.
Chairman of the British Transport Commission
The Chairman of the British Transport Commission was the leading executive role overseeing and coordinating Britain’s nationalized transport services in the mid-20th century.
-
C.
Railway Executive
The Railway Executive was a post-war British nationalized body responsible for managing and coordinating the country's railway system under the British Transport Commission.
-
D.
Traffic Commissioner for Scotland
The Traffic Commissioner for Scotland is the independent regulator responsible for overseeing the licensing and conduct of operators and drivers of heavy goods vehicles, buses, and coaches, as well as local bus services, across Scotland.
-
E.
Board Chair of Amtrak
The Board Chair of Amtrak is the leading governance official responsible for overseeing the company’s board of directors and guiding strategic decisions for the United States’ national passenger rail service.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Managing Director of ScotRail Target entity description: The Managing Director of ScotRail is the chief executive responsible for overseeing the operation, strategy, and performance of Scotland’s national passenger rail services.
-
A.
Chief Executive Officer of Eurostar
The Chief Executive Officer of Eurostar is the top executive responsible for leading and managing the high-speed passenger rail service that connects the United Kingdom with mainland Europe via the Channel Tunnel.
-
B.
Chairman of the British Transport Commission
The Chairman of the British Transport Commission was the leading executive role overseeing and coordinating Britain’s nationalized transport services in the mid-20th century.
-
C.
Railway Executive
The Railway Executive was a post-war British nationalized body responsible for managing and coordinating the country's railway system under the British Transport Commission.
-
D.
Traffic Commissioner for Scotland
The Traffic Commissioner for Scotland is the independent regulator responsible for overseeing the licensing and conduct of operators and drivers of heavy goods vehicles, buses, and coaches, as well as local bus services, across Scotland.
-
E.
Board Chair of Amtrak
The Board Chair of Amtrak is the leading governance official responsible for overseeing the company’s board of directors and guiding strategic decisions for the United States’ national passenger rail service.
- F. None of above. chosen
Provenance (2 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_69e0c460db088190828c64206a450273 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eee9cad95c8190ab165ced6f242302 |
completed | April 27, 2026, 4:44 a.m. |
Created at: April 16, 2026, 6:30 p.m.