Class 717 Desiro City
E626660
The Class 717 Desiro City is a fleet of electric multiple-unit commuter trains built by Siemens for intensive suburban services into and out of central London, particularly through the Thameslink and Great Northern routes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Class 717 Desiro City canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6865833 — 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: Class 717 Desiro City Context triple: [Great Northern, rollingStockType, Class 717 Desiro City]
-
A.
Class 700 Desiro City
The Class 700 Desiro City is a modern electric multiple-unit train used on intensive commuter and cross-London services, particularly on the Thameslink network in the United Kingdom.
-
B.
Class 360 Desiro
The Class 360 Desiro is a type of electric multiple unit passenger train used on regional and commuter services in the UK rail network.
-
C.
Class 350 Desiro
The Class 350 Desiro is a family of electric multiple-unit passenger trains used on regional and commuter services in the UK rail network.
-
D.
Class 730 Aventra
The Class 730 Aventra is a modern electric multiple unit train built by Alstom (originally Bombardier) for high-capacity, commuter and regional rail services on the UK network.
-
E.
Class 170 Turbostar
The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
- 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: Class 717 Desiro City Target entity description: The Class 717 Desiro City is a fleet of electric multiple-unit commuter trains built by Siemens for intensive suburban services into and out of central London, particularly through the Thameslink and Great Northern routes.
-
A.
Class 700 Desiro City
The Class 700 Desiro City is a modern electric multiple-unit train used on intensive commuter and cross-London services, particularly on the Thameslink network in the United Kingdom.
-
B.
Class 360 Desiro
The Class 360 Desiro is a type of electric multiple unit passenger train used on regional and commuter services in the UK rail network.
-
C.
Class 350 Desiro
The Class 350 Desiro is a family of electric multiple-unit passenger trains used on regional and commuter services in the UK rail network.
-
D.
Class 730 Aventra
The Class 730 Aventra is a modern electric multiple unit train built by Alstom (originally Bombardier) for high-capacity, commuter and regional rail services on the UK network.
-
E.
Class 170 Turbostar
The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Desiro City family
ⓘ
commuter train ⓘ electric multiple unit ⓘ |
| brakeType | electro-pneumatic brakes ⓘ |
| cabEndFeature | emergency end doors for tunnel evacuation ⓘ |
| carBodyMaterial | aluminium ⓘ |
| collectionMethod |
contact shoe
ⓘ
pantograph ⓘ |
| countryOfOperation | United Kingdom ⓘ |
| couplingType | Scharfenberg ⓘ |
| designedFor |
commuter services into and out of central London
ⓘ
intensive suburban services ⓘ |
| designedToReplace | British Rail Class 313 ⓘ |
| doorArrangement | three pairs per side per car ⓘ |
| doorType | sliding plug doors ⓘ |
| electricSystem |
25 kV AC overhead
ⓘ
750 V DC third rail ⓘ |
| enteredService | March 2019 ⓘ |
| family |
Siemens Desiro City
ⓘ
linked to:
Siemens Desiro
|
| fleetNumbers | 717001–717025 ⓘ |
| formation | 6-car units ⓘ |
| interiorFeature |
air conditioning
ⓘ
longitudinal and transverse seating mix ⓘ passenger information system ⓘ |
| introduced | 2019 ⓘ |
| manufacturer |
Siemens Mobility
ⓘ
linked to:
Siemens Transportation Systems
|
| maximumSpeed |
100 mph
ⓘ
160 km/h ⓘ |
| network |
Great Northern
ⓘ
Thameslink ⓘ |
| notableTunnel | Northern City Line tunnels into Moorgate ⓘ |
| numberBuilt | 25 units ⓘ |
| operator | Great Northern ⓘ |
| operatorFranchise | Govia Thameslink Railway ⓘ |
| operatorType | suburban rail ⓘ |
| owner | Rock Rail ⓘ |
| powerOutput | 2400 kW ⓘ |
| primaryRegion |
Bedfordshire
ⓘ
Hertfordshire ⓘ London ⓘ
linked to:
London, England
|
| route |
Moorgate–Hertford North
ⓘ
linked to:
Moorgate to Hertford North
Moorgate–Stevenage via Hertford North ⓘ
linked to:
Moorgate to Hertford North
Moorgate–Welwyn Garden City ⓘ
linked to:
Moorgate to Welwyn Garden City
|
| safetySystem |
AWS
ⓘ
ETCS (provision for) ⓘ GSM-R ⓘ TPWS ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
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: Class 717 Desiro City Description of subject: The Class 717 Desiro City is a fleet of electric multiple-unit commuter trains built by Siemens for intensive suburban services into and out of central London, particularly through the Thameslink and Great Northern routes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.