CP Class 4000
E285809
CP Class 4000 is a series of high-speed electric multiple unit trains operated by Comboios de Portugal, primarily used for the Alfa Pendular tilting services.
All labels observed (1)
| Label | Occurrences |
|---|---|
| CP Class 4000 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2642492 — 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: CP Class 4000 Context triple: [Alfa Pendular, usesRollingStock, CP Class 4000]
-
A.
CP Carga
CP Carga is a Portuguese rail freight company that operates cargo transport services formerly under the national railway operator Comboios de Portugal.
-
B.
CP-140 Aurora
The CP-140 Aurora is a Canadian long-range maritime patrol and anti-submarine warfare aircraft based on the Lockheed P-3 Orion airframe and used primarily for surveillance and reconnaissance missions.
-
C.
W-series medium-duty platform
The W-series medium-duty platform is a line of cab-over-engine commercial truck chassis developed by General Motors for use in various medium-duty vocational and delivery applications.
-
D.
BB-34 class
The BB-34 class, better known as the New York-class, was a pair of early 20th-century U.S. Navy dreadnought battleships that served through both World Wars.
-
E.
CPC
CPC is the commonly used English abbreviation for the Chinese Communist Party, the founding and ruling political party of the People's Republic of China.
- 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: CP Class 4000 Target entity description: CP Class 4000 is a series of high-speed electric multiple unit trains operated by Comboios de Portugal, primarily used for the Alfa Pendular tilting services.
-
A.
CP Carga
CP Carga is a Portuguese rail freight company that operates cargo transport services formerly under the national railway operator Comboios de Portugal.
-
B.
CP-140 Aurora
The CP-140 Aurora is a Canadian long-range maritime patrol and anti-submarine warfare aircraft based on the Lockheed P-3 Orion airframe and used primarily for surveillance and reconnaissance missions.
-
C.
W-series medium-duty platform
The W-series medium-duty platform is a line of cab-over-engine commercial truck chassis developed by General Motors for use in various medium-duty vocational and delivery applications.
-
D.
BB-34 class
The BB-34 class, better known as the New York-class, was a pair of early 20th-century U.S. Navy dreadnought battleships that served through both World Wars.
-
E.
CPC
CPC is the abbreviation for the Permanent Consultation Committee of the Community of Portuguese Language Countries, a key body that supports coordination and decision-making among its member states.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
high-speed train ⓘ |
| brakeType |
disc brakes
ⓘ
electrodynamic brakes ⓘ |
| continent | Europe ⓘ |
| country | Portugal ⓘ |
| electrificationSystem |
25 kV AC overhead line
ⓘ
3 kV DC overhead line ⓘ |
| hasFeature |
air conditioning
ⓘ
first class seating ⓘ on-board catering ⓘ reserved seating ⓘ second class seating ⓘ tilting mechanism ⓘ |
| multipleWorking | yes ⓘ |
| operator | Comboios de Portugal ⓘ |
| operatorAbbreviation | CP ⓘ |
| powerType | electric ⓘ |
| primaryServiceBrand | Alfa Pendular ⓘ |
| railwayCompany | Comboios de Portugal ⓘ |
| serviceName | Alfa Pendular ⓘ |
| serviceType |
high-speed
ⓘ
intercity ⓘ |
| tiltingTechnology | tilting train ⓘ |
| trackGauge | 1,668 mm Iberian gauge ⓘ |
| trainType | electric multiple unit ⓘ |
| usedFor | Alfa Pendular services ⓘ |
| usedOn |
Lisbon–Braga route
ⓘ
Lisbon–Faro route ⓘ
linked to:
Algarve line
Lisbon–Guimarães route ⓘ
linked to:
Lisbon–Guimarães
Lisbon–Porto line ⓘ
linked to:
Lisbon–Porto main line
|
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: CP Class 4000 Description of subject: CP Class 4000 is a series of high-speed electric multiple unit trains operated by Comboios de Portugal, primarily used for the Alfa Pendular tilting services.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.