Triple
T215418
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Forth Bridge (rail, north end) |
E4809
|
entity |
| Predicate | connectsRailwayLines |
P848
|
FINISHED |
| Object |
Edinburgh–Aberdeen railway route
The Edinburgh–Aberdeen railway route is a major inter-city rail line in eastern Scotland linking the capital Edinburgh with the city of Aberdeen via the Fife coast and other intermediate towns.
|
E27561
|
NE FINISHED |
How this triple was built (5 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: Edinburgh–Aberdeen railway route | Statement: [Forth Bridge (rail, north end), connectsRailwayLines, Edinburgh–Aberdeen railway route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Edinburgh–Aberdeen railway route Context triple: [Forth Bridge (rail, north end), connectsRailwayLines, Edinburgh–Aberdeen railway route]
-
A.
Glasgow–Edinburgh railway line
The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
-
B.
Edinburgh commuter rail network
The Edinburgh commuter rail network is a suburban rail system serving Edinburgh and its surrounding areas, providing frequent passenger services that connect the city with nearby towns and communities.
-
C.
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.
-
D.
Scottish rail network
The Scottish rail network is the system of passenger and freight railway lines and services that connect cities, towns, and regions throughout Scotland and link them with the wider UK rail infrastructure.
-
E.
Eccles Line
The Eccles Line is a light rail route on Greater Manchester's Metrolink network that connects Manchester city centre with the suburb of Eccles via Salford Quays and MediaCityUK.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Edinburgh–Aberdeen railway route Triple: [Forth Bridge (rail, north end), connectsRailwayLines, Edinburgh–Aberdeen railway route]
Generated description
The Edinburgh–Aberdeen railway route is a major inter-city rail line in eastern Scotland linking the capital Edinburgh with the city of Aberdeen via the Fife coast and other intermediate towns.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Edinburgh–Aberdeen railway route Target entity description: The Edinburgh–Aberdeen railway route is a major inter-city rail line in eastern Scotland linking the capital Edinburgh with the city of Aberdeen via the Fife coast and other intermediate towns.
-
A.
Glasgow–Edinburgh railway line
The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
-
B.
Edinburgh commuter rail network
The Edinburgh commuter rail network is a suburban rail system serving Edinburgh and its surrounding areas, providing frequent passenger services that connect the city with nearby towns and communities.
-
C.
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.
-
D.
Scottish rail network
The Scottish rail network is the system of passenger and freight railway lines and services that connect cities, towns, and regions throughout Scotland and link them with the wider UK rail infrastructure.
-
E.
Eccles Line
The Eccles Line is a light rail route on Greater Manchester's Metrolink network that connects Manchester city centre with the suburb of Eccles via Salford Quays and MediaCityUK.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: connectsRailwayLines Context triple: [Forth Bridge (rail, north end), connectsRailwayLines, Edinburgh–Aberdeen railway route]
-
A.
railwayLine
chosen
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
B.
railNetworkSide
Indicates on which side of a rail network (e.g., left or right relative to a reference direction) an entity is located or associated.
-
C.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
-
D.
railNetworkRole
Indicates the specific function or responsibility an entity has within a rail network system.
-
E.
connectsTo
Indicates a relationship where one entity is linked or joined to another, allowing interaction, communication, or transfer between them.
- F. None of above.
Provenance (6 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_69a2575cb1dc8190a01ad332426dc339 |
completed | Feb. 28, 2026, 2:47 a.m. |
| NER | Named-entity recognition | batch_69a25dcd2b208190855d5d8d70a3acfc |
completed | Feb. 28, 2026, 3:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a33e3f66888190a05ddcb0af4d3c5f |
completed | Feb. 28, 2026, 7:13 p.m. |
| NEDg | Description generation | batch_69a33ee88af08190bfe81fba01856829 |
completed | Feb. 28, 2026, 7:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a34295afa88190aae0d75a337967e3 |
completed | Feb. 28, 2026, 7:31 p.m. |
| PD | Predicate disambiguation | batch_69a25b52190481908f299d26122bafd2 |
completed | Feb. 28, 2026, 3:04 a.m. |
Created at: Feb. 28, 2026, 2:52 a.m.