OV-chipkaart
E28408
OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
All labels observed (5)
| Label | Occurrences |
|---|---|
| OV-chipkaart canonical | 216 |
| OV‑chipkaart | 4 |
| Dutch public transport ticketing system (OV-chipkaart) | 1 |
| OV-chipkaart accepted | 1 |
| OV-chipkaart electronic ticketing system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T223139 — 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: OV-chipkaart Context triple: [Amsterdam Amstel, fareSystem, OV-chipkaart]
-
A.
TAP card
The TAP card is a reusable contactless smart card used to pay fares across public transit systems in the Los Angeles County region.
-
B.
CharlieCard
The CharlieCard is a reusable contactless smart card used to pay fares on Boston's MBTA public transit system.
-
C.
NFC
The NFC (National Football Conference) is one of the two conferences in the National Football League, comprising 16 teams that compete for a spot in the Super Bowl.
-
D.
SmarTrip
SmarTrip is a rechargeable contactless smart card used to pay fares on the Washington, D.C. region’s public transit systems.
-
E.
SEPTA Key
SEPTA Key is a contactless smart fare card and payment system used across Philadelphia’s SEPTA public transit 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: OV-chipkaart Target entity description: OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
-
A.
TAP card
The TAP card is a reusable contactless smart card used to pay fares across public transit systems in the Los Angeles County region.
-
B.
CharlieCard
The CharlieCard is a reusable contactless smart card used to pay fares on Boston's MBTA public transit system.
-
C.
NFC
The NFC (National Football Conference) is one of the two conferences in the National Football League, comprising 16 teams that compete for a spot in the Super Bowl.
-
D.
SmarTrip
SmarTrip is a rechargeable contactless smart card used to pay fares on the Washington, D.C. region’s public transit systems.
-
E.
SEPTA Key
SEPTA Key is a contactless smart fare card and payment system used across Philadelphia’s SEPTA public transit network.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
contactless smart card
ⓘ
fare collection system ⓘ |
| canBeAutoReloaded | yes ⓘ |
| canBeBlockedWhenLost | yes ⓘ |
| country | Netherlands ⓘ |
| currency | euro ⓘ |
| fareCalculation | distance-based ⓘ |
| hasMinimumBalanceForBusTramMetro | 4 euro ⓘ |
| hasMinimumBalanceForTrain | 20 euro ⓘ |
| hasOnlineAccountPortal | yes ⓘ |
| hasSecurityConcernsReported | yes ⓘ |
| hasType |
anonymous OV-chipkaart
ⓘ
disposable OV-chipkaart ⓘ personal OV-chipkaart ⓘ |
| hasValidityPeriodAnonymousCard | 5 years ⓘ |
| hasValidityPeriodPersonalCard | 5 years ⓘ |
| introduced | 2005 ⓘ |
| isBeingSupersededBy | OVpay ⓘ |
| languageOfName | Dutch ⓘ |
| nameMeaning | public transport chip card ⓘ |
| nationwideRolloutCompleted | 2011 ⓘ |
| operator | Trans Link Systems ⓘ |
| paymentModel |
stored value
ⓘ
travel products ⓘ |
| replaced |
paper national train tickets in the Netherlands
ⓘ
strippenkaart ⓘ |
| requiresCheckIn | yes ⓘ |
| requiresCheckOut | yes ⓘ |
| supportsAgeDiscounts | yes ⓘ |
| supportsProduct |
discount subscriptions
ⓘ
regional travel passes ⓘ season tickets ⓘ |
| supportsStudentTravelProduct | yes ⓘ |
| technology | MIFARE contactless smart card ⓘ |
| topUpLocations |
kiosks
ⓘ
service desks ⓘ supermarkets ⓘ ticket machines ⓘ |
| usedByOperator |
GVB
ⓘ
HTM ⓘ NS ⓘ RET ⓘ |
| usedFor | public transport fare payment ⓘ |
| usedIn |
buses in the Netherlands
ⓘ
metros in the Netherlands ⓘ trains in the Netherlands ⓘ trams in the Netherlands ⓘ |
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: OV-chipkaart Description of subject: OV-chipkaart is the nationwide contactless smart card system used for paying public transport fares across the Netherlands.
Referenced by (223)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: OV-chipkaart
linked to: OV-chipkaart