Triple
T20203701
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Transport in the West Midlands |
E493290
|
entity |
| Predicate | hasTramLine |
P17788
|
FINISHED |
| Object | West Midlands Metro Line 1 |
—
|
NE NERFINISHED |
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: West Midlands Metro Line 1 | Statement: [Transport in the West Midlands, hasTramLine, West Midlands Metro Line 1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Midlands Metro Line 1 Context triple: [Transport in the West Midlands, hasTramLine, West Midlands Metro Line 1]
-
A.
West Midlands Metro
chosen
West Midlands Metro is a light rail/tram system serving Birmingham and the wider West Midlands region in England.
-
B.
Birmingham Cross-City Line
The Birmingham Cross-City Line is a suburban rail route in the West Midlands, England, running through central Birmingham and connecting various surrounding towns and districts.
-
C.
Birmingham–Lichfield line
The Birmingham–Lichfield line is a suburban railway route in the West Midlands, England, forming part of the Cross-City Line and connecting Birmingham with the cathedral city of Lichfield.
-
D.
Birmingham–Walsall line
The Birmingham–Walsall line is a suburban railway route in the West Midlands of England that connects the city of Birmingham with the town of Walsall, serving multiple intermediate urban stations.
-
E.
Wirral Line
The Wirral Line is a commuter rail line in the Merseyrail network serving Liverpool and the Wirral Peninsula via underground city-centre stations and tunnels under the River Mersey.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66d8f90108190b72e37c0056de0f8 |
completed | April 20, 2026, 6:16 p.m. |
Created at: April 11, 2026, 11:38 p.m.