Alstom
E813505
Alstom is a French multinational company that designs, manufactures, and services rail transport equipment and systems, including trains, metros, and signaling solutions.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Alstom canonical | 26 |
| Alstom Transport | 4 |
| Alsthom | 2 |
| Alstom North America | 1 |
| Alstom Transport engineering teams | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9656035 — 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: Alstom Context triple: [R160, manufacturer, Alstom]
-
A.
Alstom (formerly Bombardier Transportation)
Alstom (formerly Bombardier Transportation) is a major global rail transport manufacturer known for producing trains, trams, and related railway systems and equipment.
-
B.
Alcatel Alsthom
Alcatel Alsthom was a major French industrial conglomerate active in telecommunications, power generation, and transport infrastructure before being restructured and rebranded as Alcatel.
-
C.
Siemens Transportation Systems
Siemens Transportation Systems is a division of Siemens AG that designs and manufactures rail vehicles and related transportation infrastructure and technologies.
-
D.
Alstom Juniper
Alstom Juniper is a family of electric multiple unit trains built by Alstom for use on the British railway network.
-
E.
Hitachi Rail
Hitachi Rail is a global rail transport and engineering company that designs, manufactures, and maintains trains and railway systems for urban, intercity, and high-speed networks.
- 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: Alstom Target entity description: Alstom is a French multinational company that designs, manufactures, and services rail transport equipment and systems, including trains, metros, and signaling solutions.
-
A.
Alstom (formerly Bombardier Transportation)
Alstom (formerly Bombardier Transportation) is a major global rail transport manufacturer known for producing trains, trams, and related railway systems and equipment.
-
B.
Alcatel Alsthom
Alcatel Alsthom was a major French industrial conglomerate active in telecommunications, power generation, and transport infrastructure before being restructured and rebranded as Alcatel.
-
C.
Siemens Transportation Systems
Siemens Transportation Systems is a division of Siemens AG that designs and manufactures rail vehicles and related transportation infrastructure and technologies.
-
D.
Alstom Juniper
Alstom Juniper is a family of electric multiple unit trains built by Alstom for use on the British railway network.
-
E.
Hitachi Rail
Hitachi Rail is a global rail transport and engineering company that designs, manufactures, and maintains trains and railway systems for urban, intercity, and high-speed networks.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
multinational company
ⓘ
public company ⓘ rolling stock manufacturer ⓘ |
| acquired | Bombardier Transportation NERFINISHED ⓘ |
| acquisitionOfBombardierTransportationCompleted | 2021 ⓘ |
| areaServed | worldwide ⓘ |
| countryOfOrigin | France ⓘ |
| develops | hydrogen fuel cell trains ⓘ |
| focusesOn | sustainable mobility solutions ⓘ |
| foundedBy |
Compagnie Française Thomson-Houston
NERFINISHED
ⓘ
Société Alsacienne de Constructions Mécaniques NERFINISHED ⓘ |
| hasSubsidiary |
Alstom Grid (historical, later sold)
NERFINISHED
ⓘ
Alstom Transport NERFINISHED ⓘ |
| headquartersCountry | France NERFINISHED ⓘ |
| headquartersLocation | Saint-Ouen-sur-Seine NERFINISHED ⓘ |
| inception | 1928 ⓘ |
| industry |
rail transport
ⓘ
railway signaling ⓘ rolling stock manufacturing ⓘ transport infrastructure ⓘ |
| ISIN | FR0010220475 ⓘ |
| keyMarket |
Asia-Pacific
NERFINISHED
ⓘ
Europe NERFINISHED ⓘ Middle East NERFINISHED ⓘ North America NERFINISHED ⓘ |
| listedOn | Euronext Paris NERFINISHED ⓘ |
| majorShareholder | French state (via Bpifrance) NERFINISHED ⓘ |
| nameChange | Alstom NERFINISHED ⓘ |
| nameChangeDate | 1998 ⓘ |
| notableHydrogenTrain | Coradia iLint GENERATED ⓘ |
| notableProduct |
AGV high-speed train
NERFINISHED
ⓘ
Atlas ERTMS signaling system NERFINISHED ⓘ Citadis tram family NERFINISHED ⓘ Coradia regional train family NERFINISHED ⓘ Metropolis metro family NERFINISHED ⓘ Pendolino tilting train family NERFINISHED ⓘ TGV high-speed train (as historical main supplier) NERFINISHED ⓘ |
| numberOfEmployees | over 70,000 ⓘ |
| officialWebsite | https://www.alstom.com ⓘ |
| originallyFormedAs | Alsthom NERFINISHED ⓘ |
| products |
high-speed trains
ⓘ
intercity trains ⓘ light rail vehicles ⓘ locomotives ⓘ metros ⓘ railway maintenance services ⓘ railway signaling systems ⓘ regional trains ⓘ train control systems ⓘ trams ⓘ |
| saleOfEnergyBusinessCompletion | 2015 ⓘ |
| soldBusiness | energy business to General Electric ⓘ |
| stockIndex | CAC Next 20 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: Alstom Description of subject: Alstom is a French multinational company that designs, manufactures, and services rail transport equipment and systems, including trains, metros, and signaling solutions.
Referenced by (34)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
R160
subject surface form:
Toronto Rocket
subject surface form:
BB 7200
this entity surface form:
Alsthom
this entity surface form:
Alstom Transport engineering teams
this entity surface form:
Alsthom
subject surface form:
British Rail Class 345
this entity surface form:
Alstom Transport
this entity surface form:
Alstom Transport
this entity surface form:
Alstom Transport
this entity surface form:
Alstom North America
subject surface form:
Open de France
subject surface form:
TGV V150
subject surface form:
TGV V150