Triple
T822542
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Newcastle Interchange |
E17780
|
entity |
| Predicate | lightRailLine |
P17788
|
FINISHED |
| Object |
Newcastle Light Rail
Newcastle Light Rail is a modern tram system serving central Newcastle, New South Wales, providing frequent urban public transport between key city locations.
|
E98382
|
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: Newcastle Light Rail | Statement: [Newcastle Interchange, lightRailLine, Newcastle Light Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Newcastle Light Rail Context triple: [Newcastle Interchange, lightRailLine, Newcastle Light Rail]
-
A.
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.
-
B.
Newark Light Rail
Newark Light Rail is a light rail transit system serving the city of Newark, New Jersey, connecting downtown, residential neighborhoods, and key regional transit hubs.
-
C.
The Tide light rail system
The Tide light rail system is an urban light rail transit network serving the city of Norfolk and surrounding areas in southeastern Virginia.
-
D.
Docklands Light Railway
Docklands Light Railway is an automated light metro system serving the redeveloped Docklands area and parts of East and Southeast London.
-
E.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
- 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: Newcastle Light Rail Triple: [Newcastle Interchange, lightRailLine, Newcastle Light Rail]
Generated description
Newcastle Light Rail is a modern tram system serving central Newcastle, New South Wales, providing frequent urban public transport between key city locations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Newcastle Light Rail Target entity description: Newcastle Light Rail is a modern tram system serving central Newcastle, New South Wales, providing frequent urban public transport between key city locations.
-
A.
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.
-
B.
Newark Light Rail
Newark Light Rail is a light rail transit system serving the city of Newark, New Jersey, connecting downtown, residential neighborhoods, and key regional transit hubs.
-
C.
The Tide light rail system
The Tide light rail system is an urban light rail transit network serving the city of Norfolk and surrounding areas in southeastern Virginia.
-
D.
Docklands Light Railway
Docklands Light Railway is an automated light metro system serving the redeveloped Docklands area and parts of East and Southeast London.
-
E.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: lightRailLine Context triple: [Newcastle Interchange, lightRailLine, Newcastle Light Rail]
-
A.
hasLightRailSystem
Indicates that a place possesses and operates a light rail transit system.
-
B.
subwayLine
Indicates that there is a subway line connection or service relationship between the referenced entities.
-
C.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
-
D.
hasTramway
chosen
Indicates that a location or area is served by, contains, or is connected to a tramway system.
-
E.
metroLineInaugurated
Indicates that a metro line was officially opened and began operation on a specific date or during a specific event.
- 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_69a4937bcaac8190a322524ac6f45a5a |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4ab976094819086d676404d745750 |
completed | March 1, 2026, 9:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a76d93af548190818c14a370e0914a |
completed | March 3, 2026, 11:24 p.m. |
| NEDg | Description generation | batch_69a781f5536c81908175d58b6b75adba |
completed | March 4, 2026, 12:51 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7860e656c8190a08a9999662ba1f1 |
completed | March 4, 2026, 1:08 a.m. |
| PD | Predicate disambiguation | batch_69a4aa76a7808190ac7fd9ba1a4cebcb |
completed | March 1, 2026, 9:07 p.m. |
Created at: March 1, 2026, 7:38 p.m.