Red Arrow
E940914
Red Arrow is a branded limited express train service operated by Japan’s Seibu Railway, known for providing comfortable, faster intercity travel in the Tokyo metropolitan area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Red Arrow canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11685002 — 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: Red Arrow Context triple: [Seibu Railway, brandName, Red Arrow]
-
A.
Black Arrow
Black Arrow is the famed enchanted arrow in J.R.R. Tolkien's "The Hobbit" that Bard the Bowman uses to slay the dragon Smaug.
-
B.
The Arrow
The Arrow is the student-run newspaper of Southeast Missouri State University, covering campus news, events, and student life.
-
C.
Knighthawks
Knighthawks is the common short name for the Rochester Knighthawks, a professional box lacrosse team based in Rochester, New York.
-
D.
The Old Guard
The Old Guard is a 2020 action-fantasy film about a covert team of immortal mercenaries, based on the comic book series by Greg Rucka and Leandro Fernández and starring Charlize Theron.
-
E.
The Old Guard
The Old Guard is the U.S. Army’s oldest active-duty infantry regiment, best known for its ceremonial duties in the Washington, D.C. area and its role as the official escort to the president.
- 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: Red Arrow Target entity description: Red Arrow is a branded limited express train service operated by Japan’s Seibu Railway, known for providing comfortable, faster intercity travel in the Tokyo metropolitan area.
-
A.
Black Arrow
Black Arrow is the famed enchanted arrow in J.R.R. Tolkien's "The Hobbit" that Bard the Bowman uses to slay the dragon Smaug.
-
B.
The Arrow
The Arrow is the student-run newspaper of Southeast Missouri State University, covering campus news, events, and student life.
-
C.
Knighthawks
Knighthawks is the common short name for the Rochester Knighthawks, a professional box lacrosse team based in Rochester, New York.
-
D.
The Old Guard
The Old Guard is a 2020 action-fantasy film about a covert team of immortal mercenaries, based on the comic book series by Greg Rucka and Leandro Fernández and starring Charlize Theron.
-
E.
The Old Guard
The Old Guard is the U.S. Army’s oldest active-duty infantry regiment, best known for its ceremonial duties in the Washington, D.C. area and its role as the official escort to the president.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
limited express train service
ⓘ
named train ⓘ |
| amenity |
air conditioning
ⓘ
luggage space ⓘ onboard toilets ⓘ reclining seats ⓘ |
| brand | Red Arrow ⓘ |
| branding |
Seibu Red Arrow
ⓘ
linked to:
Seibu Railway
|
| class | reserved-seat service ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| locatedIn | Tokyo metropolitan area ⓘ |
| marketedAs |
comfortable limited express
ⓘ
fast access service in Tokyo area ⓘ |
| notableFor |
comfortable travel
ⓘ
faster intercity travel ⓘ |
| operatedBy | private railway operator ⓘ |
| operator | Seibu Railway ⓘ |
| owner | Seibu Railway ⓘ |
| primaryFunction |
commuter intercity connection
ⓘ
medium-distance passenger transport ⓘ |
| propulsion | electric multiple unit ⓘ |
| railGauge | 1,067 mm ⓘ |
| railNetwork |
Seibu Railway network
ⓘ
linked to:
Seibu Railway lines
|
| railwayCompany | Seibu Railway ⓘ |
| region | Honshu ⓘ |
| serviceArea |
Kantō region
ⓘ
Tokyo metropolitan area ⓘ |
| serviceType |
intercity train service
ⓘ
limited express ⓘ |
| status | in operation ⓘ |
| ticketing | requires limited express surcharge ⓘ |
| transportMode | rail ⓘ |
| usesRollingStock |
Seibu 10000 series EMU
ⓘ
linked to:
Seibu 10000 series limited express EMU
Seibu 5000 series EMU ⓘ |
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: Red Arrow Description of subject: Red Arrow is a branded limited express train service operated by Japan’s Seibu Railway, known for providing comfortable, faster intercity travel in the Tokyo metropolitan area.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.