Triple
T2525078
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lichfield City railway station |
E56015
|
entity |
| Predicate | railNetwork |
P522
|
FINISHED |
| Object | Birmingham Cross-City Line |
E56016
|
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 Cross-City Line | Statement: [Lichfield City railway station, railNetwork, Birmingham Cross-City Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Birmingham Cross-City Line Context triple: [Lichfield City railway station, railNetwork, Birmingham Cross-City Line]
-
A.
Derby–Birmingham line
The Derby–Birmingham line is a key railway route in England linking the East Midlands city of Derby with Birmingham and the wider West Midlands rail network.
-
B.
Cardiff City Line
Cardiff City Line is a suburban railway line in Cardiff, Wales, providing local passenger services between the city centre and its western districts.
-
C.
Bathgate Line
The Bathgate Line is a Scottish railway route connecting Edinburgh with the town of Bathgate and other communities in West Lothian.
-
D.
London–Birmingham transport corridor
The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
-
E.
Cross-City Line
chosen
The Cross-City Line is a suburban railway route in the West Midlands of England that runs through Birmingham, connecting Lichfield in the north to Redditch and Bromsgrove in the south.
- 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_69ab4a48e4f081908f1218d244608659 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd2544b4481908e105294cebdbb1f |
completed | March 7, 2026, 7:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af2bacd4108190980b32c9fa302a72 |
completed | March 9, 2026, 8:21 p.m. |
Created at: March 6, 2026, 9:46 p.m.