Keio fare system
E137282
The Keio fare system is the ticketing and pricing scheme used by Keio Corporation for travel on its railway lines, integrating distance-based fares and various passes across the network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Keio fare system canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1195526 — 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: Keio fare system Context triple: [Keio Inokashira Line, fareSystem, Keio fare system]
-
A.
Kaisei Academy
Kaisei Academy is a prestigious Japanese boys' secondary school in Tokyo known for its rigorous academics and history of producing many prominent political and intellectual leaders.
-
B.
Kindai
Kindai is a major private university in Japan known for its comprehensive academic programs and strong research in fields such as science, engineering, and fisheries.
-
C.
Kashio Seisakujo
Kashio Seisakujo was the original small Japanese manufacturing workshop founded by the Kashio brothers that evolved into the global electronics company Casio.
-
D.
Sakai
Sakai is a major Japanese city in Osaka Prefecture known historically as a prosperous port and merchant center and today as an important industrial and cultural hub.
-
E.
Tokyo Kyojin
Tokyo Kyojin is an alternate name for the Yomiuri Giants, one of Japan’s most historic and successful professional baseball teams based in Tokyo.
- 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: Keio fare system Target entity description: The Keio fare system is the ticketing and pricing scheme used by Keio Corporation for travel on its railway lines, integrating distance-based fares and various passes across the network.
-
A.
Kaisei Academy
Kaisei Academy is a prestigious Japanese boys' secondary school in Tokyo known for its rigorous academics and history of producing many prominent political and intellectual leaders.
-
B.
Kindai
Kindai is a major private university in Japan known for its comprehensive academic programs and strong research in fields such as science, engineering, and fisheries.
-
C.
Kashio Seisakujo
Kashio Seisakujo was the original small Japanese manufacturing workshop founded by the Kashio brothers that evolved into the global electronics company Casio.
-
D.
Sakai
Sakai is a major Japanese city in Osaka Prefecture known historically as a prosperous port and merchant center and today as an important industrial and cultural hub.
-
E.
Tokyo Kyojin
Tokyo Kyojin is an alternate name for the Yomiuri Giants, one of Japan’s most historic and successful professional baseball teams based in Tokyo.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
fare collection system
ⓘ
public transport ticketing system ⓘ |
| appliesTo |
Keio Dōbutsuen Line
ⓘ
Keio Inokashira Line ⓘ Keio Keibajō Line ⓘ Keio Line ⓘ Keio New Line ⓘ Keio Sagamihara Line ⓘ Keio Takao Line ⓘ |
| compatibleICCardBrand |
Hayakaken
ⓘ
ICOCA ⓘ Kitaca ⓘ PASMO ⓘ SUGOCA ⓘ Suica ⓘ TOICA ⓘ manaca ⓘ nimoca ⓘ |
| country | Japan ⓘ |
| currency | Japanese yen ⓘ |
| fareMedium |
IC card
ⓘ
magnetic ticket ⓘ |
| fareStructure | distance-based ⓘ |
| fareType |
adult fare
ⓘ
child fare ⓘ commuter pass ⓘ season ticket ⓘ student commuter pass ⓘ |
| geographicScope |
Kanagawa Prefecture
ⓘ
Tokyo ⓘ |
| hasComponent |
IC card fare rules
ⓘ
basic fare table ⓘ child and student discount rules ⓘ commuter pass fare table ⓘ |
| includes |
IC card stored-fare usage
ⓘ
child discount fares ⓘ differentiated fares by travel distance ⓘ discounted commuter passes for regular routes ⓘ transfer discount rules within Keio network ⓘ |
| integrates | ticketing across Keio-operated railway lines ⓘ |
| managingOrganization | Keio Corporation Railway Division ⓘ |
| operator | Keio Corporation ⓘ |
| pricingBasis | distance between origin and destination stations ⓘ |
| relatedTo | Tokyo metropolitan railway fare integration ⓘ |
| sector | urban rail transit ⓘ |
| ticketInspectionMethod | automatic ticket gate validation ⓘ |
| timeUnitForPasses |
monthly
ⓘ
multi-month ⓘ |
| usedFor | railway passenger transport ⓘ |
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: Keio fare system Description of subject: The Keio fare system is the ticketing and pricing scheme used by Keio Corporation for travel on its railway lines, integrating distance-based fares and various passes across the network.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.