MBTA CharlieTicket
E275274
MBTA CharlieTicket is a reusable paper fare card used for paying subway, bus, and commuter rail fares on the Massachusetts Bay Transportation Authority system.
All labels observed (2)
| Label | Occurrences |
|---|---|
| MBTA CharlieTicket canonical | 9 |
| MBTA CharlieTicket fare media | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2499634 — 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: MBTA CharlieTicket Context triple: [Park Street station, fareSystem, MBTA CharlieTicket]
-
A.
MBTA CharlieCard
The MBTA CharlieCard is a reusable contactless smart card used to pay fares on Boston’s public transit system, including subways, buses, and some commuter rail and ferry services.
-
B.
MBTA AFC 2.0
MBTA AFC 2.0 is the Massachusetts Bay Transportation Authority’s next-generation automated fare collection system designed to modernize how riders pay for and access public transit across Greater Boston.
-
C.
MBTA
The MBTA (Massachusetts Bay Transportation Authority) is the public transit agency that operates subway, bus, commuter rail, and ferry services in the Greater Boston area.
-
D.
MBTA
MBTA is a landmark U.S. federal law enacted in 1918 that protects migratory bird species by prohibiting their unauthorized capture, killing, or trade.
-
E.
MBTA fare gates
MBTA fare gates are automated entry barriers used in Boston’s public transit system that validate tickets and passes before allowing passengers to access trains and stations.
- 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: MBTA CharlieTicket Target entity description: MBTA CharlieTicket is a reusable paper fare card used for paying subway, bus, and commuter rail fares on the Massachusetts Bay Transportation Authority system.
-
A.
MBTA CharlieCard
The MBTA CharlieCard is a reusable contactless smart card used to pay fares on Boston’s public transit system, including subways, buses, and some commuter rail and ferry services.
-
B.
MBTA AFC 2.0
MBTA AFC 2.0 is the Massachusetts Bay Transportation Authority’s next-generation automated fare collection system designed to modernize how riders pay for and access public transit across Greater Boston.
-
C.
MBTA
The MBTA (Massachusetts Bay Transportation Authority) is the public transit agency that operates subway, bus, commuter rail, and ferry services in the Greater Boston area.
-
D.
MBTA
MBTA is a landmark U.S. federal law enacted in 1918 that protects migratory bird species by prohibiting their unauthorized capture, killing, or trade.
-
E.
MBTA fare gates
MBTA fare gates are automated entry barriers used in Boston’s public transit system that validate tickets and passes before allowing passengers to access trains and stations.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
contactless smart card
ⓘ
fare card ⓘ stored-value card ⓘ |
| branding | Charlie ⓘ |
| canBeLoadedAt |
MBTA fare vending machines
ⓘ
MBTA customer service locations ⓘ
surface form:
MBTA retail sales locations
|
| canBePurchasedAt |
MBTA stations
ⓘ
MBTA ticket windows ⓘ online for some commuter rail products ⓘ |
| comparedTo | MBTA CharlieCard ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| distinctFrom | MBTA CharlieCard ⓘ |
| expirationPolicy | expires after period of non-use or printed date ⓘ |
| fareMediumFor |
MBTA
ⓘ
surface form:
MBTA system
|
| fareSystem | MBTA Charlie system ⓘ |
| fareType |
stored-value
ⓘ
time-based pass ⓘ |
| introducedAsPartOf | MBTA automated fare collection system ⓘ |
| introducedBy |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| locatedIn |
Greater Boston
ⓘ
Massachusetts ⓘ |
| material | paper ⓘ |
| namedAfter | song "Charlie on the MTA" ⓘ |
| operator |
MBTA
ⓘ
surface form:
Massachusetts Bay Transportation Authority
|
| regionServed |
Greater Boston
ⓘ
surface form:
Boston metropolitan area
|
| replaced | MBTA tokens ⓘ |
| reusable | true ⓘ |
| shortName | CharlieTicket ⓘ |
| supports |
1-day passes
ⓘ
7-day passes ⓘ monthly passes ⓘ zone-based commuter rail passes ⓘ |
| supportsPasses | true ⓘ |
| supportsStoredValue | true ⓘ |
| technology |
bar code
ⓘ
magnetic stripe ⓘ |
| typicallyHasHigherFareThan | MBTA CharlieCard ⓘ |
| usedFor | fare payment ⓘ |
| usedOn |
MBTA bus
ⓘ
MBTA Commuter Rail network ⓘ
surface form:
MBTA commuter rail
Boston Harbor ferries ⓘ
surface form:
MBTA ferry
Boston subway ⓘ
surface form:
MBTA subway
|
| validatedAt |
bus fareboxes
ⓘ
commuter rail fare inspection ⓘ subway fare gates ⓘ |
| validFor |
multiple rides
ⓘ
single rides ⓘ stored monetary value ⓘ |
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: MBTA CharlieTicket Description of subject: MBTA CharlieTicket is a reusable paper fare card used for paying subway, bus, and commuter rail fares on the Massachusetts Bay Transportation Authority system.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
MBTA CharlieTicket fare media