TVM-430
E386838
cab signalling and speed control system
in-cab signalling system
railway signalling system
train protection system
TVM-430 is a modern in-cab railway signaling and train protection system used on high-speed lines such as the French TGV network.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T3765961 — 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: TVM-430 Context triple: [TGV POS, safetySystem, TVM-430]
-
A.
Vanguard TV-4
Vanguard TV-4 was the American Vanguard rocket that successfully launched Vanguard 1, one of the earliest artificial Earth satellites, during the early space race.
-
B.
TX-38
TX-38 is a U.S. congressional district in Texas represented in the House of Representatives.
-
C.
TX-4
TX-4 is the commonly used abbreviation for Texas's 4th congressional district in the United States House of Representatives.
-
D.
TX-30
TX-30 is the commonly used abbreviation for Texas's 30th congressional district, a U.S. House of Representatives district centered in the Dallas area.
-
E.
TX-20
TX-20 is a United States congressional district centered on San Antonio, Texas, known for its strong Democratic lean and significant Hispanic population.
- 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: TVM-430 Target entity description: TVM-430 is a modern in-cab railway signaling and train protection system used on high-speed lines such as the French TGV network.
-
A.
Vanguard TV-4
Vanguard TV-4 was the American Vanguard rocket that successfully launched Vanguard 1, one of the earliest artificial Earth satellites, during the early space race.
-
B.
TX-38
TX-38 is a U.S. congressional district in Texas represented in the House of Representatives.
-
C.
TX-4
TX-4 is the commonly used abbreviation for Texas's 4th congressional district in the United States House of Representatives.
-
D.
TX-30
TX-30 is the commonly used abbreviation for Texas's 30th congressional district, a U.S. House of Representatives district centered in the Dallas area.
-
E.
TX-20
TX-20 is a United States congressional district centered on San Antonio, Texas, known for its strong Democratic lean and significant Hispanic population.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
cab signalling and speed control system
ⓘ
in-cab signalling system ⓘ railway signalling system ⓘ train protection system ⓘ |
| appliesTo |
Eurostar trains
ⓘ
linked to:
Eurostar
TGV trainsets ⓘ Thalys trains ⓘ
linked to:
Thalys
high-speed trains ⓘ |
| compatibleWith | bi-standard trains equipped for multiple signalling systems ⓘ |
| countryOfUse |
Belgium
ⓘ
France ⓘ Netherlands ⓘ United Kingdom ⓘ |
| developedBy |
Alstom
ⓘ
SNCF ⓘ |
| feature |
coded track circuits
ⓘ
emergency brake application on signal overrun ⓘ in-cab aspect display instead of lineside signals ⓘ moving block-like operation with short blocks ⓘ overspeed intervention ⓘ |
| function |
automatic train protection
ⓘ
continuous speed supervision ⓘ enforcement of movement authority ⓘ enforcement of speed limits ⓘ |
| informationDisplayedInCab |
block occupancy
ⓘ
braking curve ⓘ permitted speed ⓘ target speed ⓘ |
| introducedFor |
French LGV high-speed network
ⓘ
linked to:
Lignes à grande vitesse (LGV) network
|
| predecessor | TVM-300 ⓘ |
| replacesLinesideSignals | yes ⓘ |
| supportsMaximumSpeed |
300 km/h
ⓘ
320 km/h ⓘ |
| transmissionType | track-to-train coded transmission ⓘ |
| usedFor |
dense high-speed traffic management
ⓘ
safe operation in tunnels at high speed ⓘ |
| usedOn |
Channel Tunnel
ⓘ
French TGV network ⓘ
linked to:
TGV network
High Speed 1 ⓘ LGV Atlantique ⓘ LGV Est européenne ⓘ LGV Méditerranée ⓘ LGV Nord ⓘ LGV Rhône-Alpes ⓘ high-speed railway lines ⓘ |
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: TVM-430 Description of subject: TVM-430 is a modern in-cab railway signaling and train protection system used on high-speed lines such as the French TGV network.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.