Triple
T11735274
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Erdington railway station |
E279009
|
entity |
| Predicate | railNetwork |
P522
|
FINISHED |
| Object | Birmingham commuter rail network |
E273923
|
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: Birmingham commuter rail network | Statement: [Erdington railway station, railNetwork, Birmingham commuter rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Birmingham commuter rail network Context triple: [Erdington railway station, railNetwork, Birmingham commuter rail network]
-
A.
Bristol suburban rail network
The Bristol suburban rail network is a local passenger rail system serving Bristol and its surrounding areas, providing frequent commuter and regional services on routes such as the Severn Beach Line.
-
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.
West Midlands rail network
chosen
The West Midlands rail network is a regional railway system in central England that connects major cities and towns such as Birmingham, Wolverhampton, and Coventry through a range of suburban, regional, and intercity services.
-
D.
West Midlands Metro
West Midlands Metro is a light rail/tram system serving Birmingham and the wider West Midlands region in England.
-
E.
Manchester rail network
The Manchester rail network is the interconnected system of railway lines, stations, and services that serves the city of Manchester and its surrounding region as a major transport hub in northern England.
- 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_69d6aaffec6881908bead509e8621742 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a4edced48190b7a59dd45921828e |
completed | April 10, 2026, 7:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f0199f595081908c10ecd7dd3900e7 |
completed | April 28, 2026, 2:21 a.m. |
Created at: April 8, 2026, 9:41 p.m.