MW
E905807
MW is the commonly used abbreviation for Metro Warszawskie, the company operating the Warsaw Metro system in Poland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| MW canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11111252 — 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: MW Context triple: [Metro Warszawskie, hasAbbreviation, MW]
-
A.
MW
MW is the two-letter ISO 3166-1 alpha-2 country code assigned to Malawi.
-
B.
MW
MW is the vehicle registration code used on license plates for cars registered in the District of Mittelsachsen in Germany.
-
C.
WM
WM was the reporting mark for the Western Maryland Railway, a regional U.S. railroad that later became part of the Chessie System.
-
D.
WM
WM is the vehicle registration code for the district of Weilheim-Schongau in Bavaria, Germany.
-
E.
MJ
MJ is the widely used nickname for Michael Jordan, the legendary American basketball player often regarded as the greatest in NBA history.
- 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: MW Target entity description: MW is the commonly used abbreviation for Metro Warszawskie, the company operating the Warsaw Metro system in Poland.
-
A.
MW
MW is the two-letter ISO 3166-1 alpha-2 country code assigned to Malawi.
-
B.
MW
MW is the vehicle registration code used on license plates for cars registered in the District of Mittelsachsen in Germany.
-
C.
WM
WM was the reporting mark for the Western Maryland Railway, a regional U.S. railroad that later became part of the Chessie System.
-
D.
WM
WM is the vehicle registration code for the district of Weilheim-Schongau in Bavaria, Germany.
-
E.
MJ
MJ is the widely used nickname for Michael Jordan, the legendary American basketball player often regarded as the greatest in NBA history.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
metro operator ⓘ public transport operator ⓘ |
| abbreviation | MW ⓘ |
| cityServed | Warsaw NERFINISHED ⓘ |
| country | Poland ⓘ |
| fareMedium |
contactless smartcard
ⓘ
paper ticket ⓘ |
| fareSystem | ZTM Warsaw integrated ticketing ⓘ |
| fullName | Metro Warszawskie Sp. z o.o. NERFINISHED ⓘ |
| hasLegalForm | spółka z ograniczoną odpowiedzialnością ⓘ |
| hasTypeOfOwnership | municipal company ⓘ |
| hasWebsite | https://www.metro.waw.pl ⓘ |
| headquartersLocation | Warsaw ⓘ |
| industry |
public transportation
ⓘ
urban rail transport ⓘ |
| languageOfWorkOrName | Polish ⓘ |
| locatedInAdministrativeTerritorialEntity | Masovian Voivodeship NERFINISHED ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| modeOfTransport |
metro
ⓘ
rapid transit ⓘ |
| operates | Warsaw Metro NERFINISHED ⓘ |
| operatesLine |
Warsaw Metro Line M1
NERFINISHED
ⓘ
Warsaw Metro Line M2 NERFINISHED ⓘ |
| operatorOf |
Warsaw Metro infrastructure
ⓘ
Warsaw Metro rolling stock ⓘ Warsaw Metro stations ⓘ |
| ownedBy | City of Warsaw NERFINISHED ⓘ |
| railNetworkType | underground metro ⓘ |
| railwaySignallingSystem | automatic train protection ⓘ |
| safetyAuthority | Polish railway authorities NERFINISHED ⓘ |
| servesPopulation |
residents of Warsaw
ⓘ
visitors to Warsaw ⓘ |
| serviceArea | Warsaw metropolitan area NERFINISHED ⓘ |
| shortName | Metro Warszawskie NERFINISHED ⓘ |
| ticketingAuthority | Zarząd Transportu Miejskiego w Warszawie NERFINISHED ⓘ |
| usesPowerCollectionMethod | third rail ⓘ |
| usesPowerSupply | electric traction ⓘ |
| usesTrackGauge | 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: MW Description of subject: MW is the commonly used abbreviation for Metro Warszawskie, the company operating the Warsaw Metro system in Poland.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.