Triple
T18930504
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Halfway |
E463094
|
entity |
| Predicate | lightRailNetworkEndpointFor |
P133846
|
FINISHED |
| Object | Sheffield light rail network |
—
|
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: Sheffield light rail network | Statement: [Halfway, lightRailNetworkEndpointFor, Sheffield light rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sheffield light rail network Context triple: [Halfway, lightRailNetworkEndpointFor, Sheffield light rail network]
-
A.
Sheffield Supertram
chosen
Sheffield Supertram is a modern light rail and tram network serving the city of Sheffield and its surrounding areas in South Yorkshire, England.
-
B.
West Yorkshire Metro
West Yorkshire Metro is the public transport executive responsible for coordinating and promoting bus and rail services across the West Yorkshire region in England.
-
C.
Sheffield–Rotherham tram-train route
The Sheffield–Rotherham tram-train route is a pioneering light rail service in South Yorkshire, England, that links Sheffield’s tram network with the national rail line to Rotherham.
-
D.
Tyne and Wear Metro
Tyne and Wear Metro is a light rail rapid transit system serving Newcastle upon Tyne, Sunderland, and surrounding areas in North East England.
-
E.
Manchester Metrolink
Manchester Metrolink is a light rail/tram network serving Greater Manchester, England, connecting the city centre with surrounding suburbs and key regional destinations.
- 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: lightRailNetworkEndpointFor Context triple: [Halfway, lightRailNetworkEndpointFor, Sheffield light rail network]
-
A.
lightRailNetwork
Indicates a relationship where an area, city, or region is served by or contains a light rail transit network.
-
B.
lightRailStationName
Indicates that a light rail station has the specified name.
-
C.
lightRailSystemName
Indicates the name assigned to a particular light rail transit system.
-
D.
railLineTerminus
Indicates that a rail line ends or terminates at the specified location or station.
-
E.
railroadTerminusFor
Indicates that one location serves as the end point or final station of a particular railroad line for another location.
- F. None of above. chosen
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_69d8dcfdbbb881909964fa5a75bd0b48 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c9bfaee881908d701c5a05528939 |
completed | April 20, 2026, 6:37 a.m. |
| PD | Predicate disambiguation | batch_69e4a2efec5c8190840704016bf547a1 |
completed | April 19, 2026, 9:40 a.m. |
| PDg | Predicate description generation | batch_69e4ad8e075c8190ad561edc5e520057 |
completed | April 19, 2026, 10:25 a.m. |
Created at: April 10, 2026, 11:59 a.m.