Triple
T2525085
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lichfield City railway station |
E56015
|
entity |
| Predicate | fareZone |
P844
|
FINISHED |
| Object |
Zone 9 (West Midlands rail zones)
Zone 9 (West Midlands rail zones) is an outer fare zone in the West Midlands rail network covering stations such as Lichfield City on the region’s suburban rail services.
|
E273916
|
NE FINISHED |
How this triple was built (4 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: Zone 9 (West Midlands rail zones) | Statement: [Lichfield City railway station, fareZone, Zone 9 (West Midlands rail zones)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Zone 9 (West Midlands rail zones) Context triple: [Lichfield City railway station, fareZone, Zone 9 (West Midlands rail zones)]
-
A.
West Midlands Railway
West Midlands Railway is a British train operating company providing regional and commuter rail services across the West Midlands and surrounding areas of England.
-
B.
West Midlands
West Midlands is a metropolitan county and region in central England that includes major cities such as Birmingham, Coventry, and Wolverhampton and serves as a key industrial and cultural hub.
-
C.
Greater Manchester Zone 4
Greater Manchester Zone 4 is an outer fare zone in the Greater Manchester public transport network that includes locations such as Manchester Airport railway station.
-
D.
Nottingham Midland
Nottingham Midland was the historic name of Nottingham’s main railway station, a key hub in the East Midlands rail network.
-
E.
Birmingham New Street to Lichfield Trent Valley
Birmingham New Street to Lichfield Trent Valley is a suburban rail route in England connecting central Birmingham with the city of Lichfield via intermediate West Midlands commuter stations.
- 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: Zone 9 (West Midlands rail zones) Triple: [Lichfield City railway station, fareZone, Zone 9 (West Midlands rail zones)]
Generated description
Zone 9 (West Midlands rail zones) is an outer fare zone in the West Midlands rail network covering stations such as Lichfield City on the region’s suburban rail services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Zone 9 (West Midlands rail zones) Target entity description: Zone 9 (West Midlands rail zones) is an outer fare zone in the West Midlands rail network covering stations such as Lichfield City on the region’s suburban rail services.
-
A.
West Midlands Railway
West Midlands Railway is a British train operating company providing regional and commuter rail services across the West Midlands and surrounding areas of England.
-
B.
West Midlands
West Midlands is a metropolitan county and region in central England that includes major cities such as Birmingham, Coventry, and Wolverhampton and serves as a key industrial and cultural hub.
-
C.
Greater Manchester Zone 4
Greater Manchester Zone 4 is an outer fare zone in the Greater Manchester public transport network that includes locations such as Manchester Airport railway station.
-
D.
Nottingham Midland
Nottingham Midland was the historic name of Nottingham’s main railway station, a key hub in the East Midlands rail network.
-
E.
Birmingham New Street to Lichfield Trent Valley
Birmingham New Street to Lichfield Trent Valley is a suburban rail route in England connecting central Birmingham with the city of Lichfield via intermediate West Midlands commuter stations.
- F. None of above. chosen
Provenance (5 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. |
| NEDg | Description generation | batch_69af4413795481908f420ee7832c7b65 |
completed | March 9, 2026, 10:05 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af4479ef6481908b0a74b5e989b6d0 |
completed | March 9, 2026, 10:06 p.m. |
Created at: March 6, 2026, 9:46 p.m.