JR West 207 series
E291143
The JR West 207 series is a Japanese electric multiple unit commuter train operated by West Japan Railway Company on urban and suburban lines in the Kansai region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| JR West 207 series canonical | 3 |
| JR West 207 series EMU | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2687175 — 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: JR West 207 series Context triple: [JR Takarazuka Line, usesRollingStock, JR West 207 series]
-
A.
JR West 223 series EMU
The JR West 223 series EMU is a Japanese electric multiple unit train used for high-frequency suburban and rapid services in the Kansai region.
-
B.
JR West 225 series EMU
The JR West 225 series EMU is a modern Japanese electric multiple unit train designed for high-speed, high-frequency commuter and suburban services with enhanced safety and passenger comfort features.
-
C.
JR West 321 series EMU
The JR West 321 series EMU is a Japanese commuter electric multiple unit train operated by West Japan Railway Company, primarily used for high-frequency urban and suburban services in the Kansai region.
-
D.
E233 series EMU
The E233 series EMU is a modern Japanese commuter train type operated by JR East, known for its high capacity, reliability, and widespread use on busy urban and suburban lines around Tokyo.
-
E.
E231 series EMU
The E231 series EMU is a widely used Japanese commuter train type operated by JR East, known for its high-capacity, rapid-transit service in the Greater Tokyo area.
- 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: JR West 207 series Target entity description: The JR West 207 series is a Japanese electric multiple unit commuter train operated by West Japan Railway Company on urban and suburban lines in the Kansai region.
-
A.
JR West 223 series EMU
The JR West 223 series EMU is a Japanese electric multiple unit train used for high-frequency suburban and rapid services in the Kansai region.
-
B.
JR West 225 series EMU
The JR West 225 series EMU is a modern Japanese electric multiple unit train designed for high-speed, high-frequency commuter and suburban services with enhanced safety and passenger comfort features.
-
C.
JR West 321 series EMU
The JR West 321 series EMU is a Japanese commuter electric multiple unit train operated by West Japan Railway Company, primarily used for high-frequency urban and suburban services in the Kansai region.
-
D.
E233 series EMU
The E233 series EMU is a modern Japanese commuter train type operated by JR East, known for its high capacity, reliability, and widespread use on busy urban and suburban lines around Tokyo.
-
E.
E231 series EMU
The E231 series EMU is a widely used Japanese commuter train type operated by JR East, known for its high-capacity, rapid-transit service in the Greater Tokyo area.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
commuter train
ⓘ
electric multiple unit ⓘ |
| brakeType |
electro-pneumatic brake
ⓘ
regenerative brake ⓘ |
| carBodyMaterial | stainless steel ⓘ |
| category | JR West rolling stock ⓘ |
| country | Japan ⓘ |
| coupling | Shibata-type ⓘ |
| designedFor | high-frequency commuter services ⓘ |
| designedForVoltage | 1.5 kV DC ⓘ |
| doorConfiguration | 3 pairs per side per car ⓘ |
| doorType | sliding doors ⓘ |
| electrificationSystem | 1,500 V DC overhead catenary ⓘ |
| enteredService | 1991 ⓘ |
| family | 207 series ⓘ |
| formation |
3-car sets
ⓘ
4-car sets ⓘ 7-car sets ⓘ |
| gauge | 1,067 mm ⓘ |
| introduced | 1991 ⓘ |
| manufacturer |
JR West (own factories)
ⓘ
Kawasaki Heavy Industries ⓘ |
| multipleWorking |
JR West 321 series
ⓘ
linked to:
JR West 321 series EMU
|
| operator |
JR West
ⓘ
West Japan Railway Company ⓘ |
| operatorCode |
JR-W
ⓘ
linked to:
JR
|
| operatorColorScheme | JR West urban network livery ⓘ |
| operatorRegion |
Kinki region
ⓘ
Osaka area ⓘ
linked to:
Osaka–Kobe metropolitan area
|
| owner | West Japan Railway Company ⓘ |
| powerType | electric ⓘ |
| railwayCompany | West Japan Railway Company ⓘ |
| regionServed | Kansai region ⓘ |
| safetySystem |
ATS-P
ⓘ
ATS-SW ⓘ |
| serviceStatus | in service ⓘ |
| serviceType |
commuter
ⓘ
suburban ⓘ urban ⓘ |
| trackGauge | Cape gauge ⓘ |
| tractionControl | VVVF inverter control ⓘ |
| UICClassification | Bo′Bo′+2′2′ (typical intermediate/motor arrangement) ⓘ |
| usedOnLine |
Fukuchiyama Line
ⓘ
JR Kyōto Line ⓘ
linked to:
JR Kyoto Line
JR Kōbe Line ⓘ
linked to:
JR Kobe Line
JR Tōzai Line ⓘ Katamachi Line ⓘ San’yō Main Line (JR West) ⓘ Tōkaidō Main Line (JR West) ⓘ
linked to:
Tōkaidō 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: JR West 207 series Description of subject: The JR West 207 series is a Japanese electric multiple unit commuter train operated by West Japan Railway Company on urban and suburban lines in the Kansai region.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: JR West 207 series