First Great Western
E440889
First Great Western was a major British train operating company that ran intercity and regional passenger services in western and southwestern England and South Wales before being rebranded as Great Western Railway.
All labels observed (4)
| Label | Occurrences |
|---|---|
| First Great Western canonical | 5 |
| First Great Western (former branding) | 1 |
| First Great Western (former) | 1 |
| First Great Western (historical) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4429705 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: First Great Western Context triple: [Port Talbot Parkway railway station, formerOperator, First Great Western]
-
A.
Great Eastern Main Line
The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
-
B.
Great Central Railway
The Great Central Railway was a major British railway company that operated routes in northern England and the Midlands before being absorbed into the London and North Eastern Railway in 1923.
-
C.
West Coast Main Line
The West Coast Main Line is one of the United Kingdom’s primary intercity railway routes, linking London with major cities such as Birmingham, Manchester, Liverpool, and Glasgow.
-
D.
Wessex Main Line
The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
-
E.
Georgian Railway
Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: First Great Western Target entity description: First Great Western was a major British train operating company that ran intercity and regional passenger services in western and southwestern England and South Wales before being rebranded as Great Western Railway.
-
A.
Great Eastern Main Line
The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
-
B.
Great Central Railway
The Great Central Railway was a major British railway company that operated routes in northern England and the Midlands before being absorbed into the London and North Eastern Railway in 1923.
-
C.
West Coast Main Line
The West Coast Main Line is one of the United Kingdom’s primary intercity railway routes, linking London with major cities such as Birmingham, Manchester, Liverpool, and Glasgow.
-
D.
Wessex Main Line
The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
-
E.
Georgian Railway
Georgian Railway is the state-owned national railway company of Georgia, responsible for operating the country’s rail transport network and infrastructure.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
British company
ⓘ
train operating company ⓘ |
| brandingColor |
dark blue
ⓘ
pink ⓘ |
| brandingTheme | dynamic lines livery NERFINISHED ⓘ |
| brandReplacedBy | Great Western Railway NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| headquartersLocation |
England
ⓘ
Swindon NERFINISHED ⓘ |
| operatedFranchise | Great Western franchise NERFINISHED ⓘ |
| operatedIn |
England
NERFINISHED
ⓘ
South Wales NERFINISHED ⓘ South West England NERFINISHED ⓘ Wales NERFINISHED ⓘ western England ⓘ |
| operatedRollingStockType |
Class 150
NERFINISHED
ⓘ
Class 153 NERFINISHED ⓘ Class 158 NERFINISHED ⓘ Class 165 NERFINISHED ⓘ Class 166 NERFINISHED ⓘ Class 180 NERFINISHED ⓘ Class 43 power cars NERFINISHED ⓘ Class 57 locomotives NERFINISHED ⓘ High Speed Train ⓘ InterCity 125 NERFINISHED ⓘ |
| operatedRoute |
Cardiff – Portsmouth
NERFINISHED
ⓘ
London Paddington – Bristol NERFINISHED ⓘ London Paddington – Cardiff NERFINISHED ⓘ London Paddington – Hereford NERFINISHED ⓘ London Paddington – Oxford NERFINISHED ⓘ London Paddington – Penzance NERFINISHED ⓘ London Paddington – Swansea NERFINISHED ⓘ London Paddington – Worcester NERFINISHED ⓘ regional services in Cornwall ⓘ regional services in the Cotswolds ⓘ regional services in the Thames Valley ⓘ regional services in the West Country ⓘ |
| operatedStation |
Bristol Temple Meads
NERFINISHED
ⓘ
Cardiff Central NERFINISHED ⓘ Exeter St Davids NERFINISHED ⓘ London Paddington NERFINISHED ⓘ Penzance NERFINISHED ⓘ Plymouth NERFINISHED ⓘ Reading NERFINISHED ⓘ |
| parentCompany | FirstGroup NERFINISHED ⓘ |
| predecessor | Great Western Trains NERFINISHED ⓘ |
| rebrandedAs | Great Western Railway NERFINISHED ⓘ |
| serviceType |
intercity passenger services
ⓘ
regional passenger services ⓘ |
| successor | Great Western Railway NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: First Great Western Description of subject: First Great Western was a major British train operating company that ran intercity and regional passenger services in western and southwestern England and South Wales before being rebranded as Great Western Railway.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
British Rail Class 180
subject surface form:
British Rail Class 165
this entity surface form:
First Great Western (former branding)
subject surface form:
British Rail Class 166
subject surface form:
British Rail Class 150
this entity surface form:
First Great Western (former)
this entity surface form:
First Great Western (historical)