Triple
T1642212
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rochdale |
E35497
|
entity |
| Predicate | transport |
P230
|
FINISHED |
| Object | Metrolink tram services |
E52497
|
NE FINISHED |
How this triple was built (2 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: Metrolink tram services | Statement: [Rochdale, transport, Metrolink tram services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metrolink tram services Context triple: [Rochdale, transport, Metrolink tram services]
-
A.
Metrolink tram network
The Metrolink tram network is Greater Manchester’s light rail system, providing extensive urban and suburban public transport connections across the city region.
-
B.
Metrolink commuter rail
Metrolink commuter rail is a Southern California regional passenger rail system that connects the Inland Empire with Los Angeles and other surrounding counties.
-
C.
Metrolink
chosen
Metrolink is the light rail tram system serving Greater Manchester, England, connecting central Manchester with surrounding towns and key destinations across the metropolitan area.
-
D.
METRO light rail
METRO light rail is a rapid transit system serving the Minneapolis–Saint Paul metropolitan area with multiple color-designated lines connecting key urban, suburban, and airport destinations.
-
E.
MetroLink light rail
MetroLink light rail is the bi-state light rail transit system serving the Greater St. Louis area, providing regional passenger rail service across parts of Missouri and Illinois.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a88604618c81908b41f6429c431eb6 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90a3e254081908b7c4a9dfeafc4f8 |
completed | March 5, 2026, 4:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad60a0096c81909dc723d0db95481e |
completed | March 8, 2026, 11:42 a.m. |
Created at: March 4, 2026, 7:28 p.m.