passenger liner Izumo Maru
E671503
Passenger liner Izumo Maru was a Japanese civilian ocean liner later taken over and converted into the Imperial Japanese Navy aircraft carrier Hiyō during World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| passenger liner Izumo Maru canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7546116 — 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: passenger liner Izumo Maru Context triple: [Japanese carrier Hiyo, conversionFrom, passenger liner Izumo Maru]
-
A.
Shinkoku Maru
Shinkoku Maru is a famous World War II-era Japanese oil tanker wreck that now serves as a popular scuba diving site in Chuuk Lagoon, Micronesia.
-
B.
Kasato Maru
Kasato Maru was the Japanese steamship that carried the first official group of Japanese immigrants to Brazil in 1908, marking the beginning of Japanese immigration to the country.
-
C.
Fujikawa Maru
Fujikawa Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, now serving as a popular wreck diving site rich with marine life and historical artifacts.
-
D.
Yamagiri Maru
Yamagiri Maru is a famous World War II Japanese shipwreck in Chuuk Lagoon, now a popular scuba diving site known for its well-preserved structure and wartime artifacts.
-
E.
Heian Maru
Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
- 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: passenger liner Izumo Maru Target entity description: Passenger liner Izumo Maru was a Japanese civilian ocean liner later taken over and converted into the Imperial Japanese Navy aircraft carrier Hiyō during World War II.
-
A.
Shinkoku Maru
Shinkoku Maru is a famous World War II-era Japanese oil tanker wreck that now serves as a popular scuba diving site in Chuuk Lagoon, Micronesia.
-
B.
Kasato Maru
Kasato Maru was the Japanese steamship that carried the first official group of Japanese immigrants to Brazil in 1908, marking the beginning of Japanese immigration to the country.
-
C.
Fujikawa Maru
Fujikawa Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, now serving as a popular wreck diving site rich with marine life and historical artifacts.
-
D.
Yamagiri Maru
Yamagiri Maru is a famous World War II Japanese shipwreck in Chuuk Lagoon, now a popular scuba diving site known for its well-preserved structure and wartime artifacts.
-
E.
Heian Maru
Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Navy aircraft carrier
ⓘ
aircraft carrier ⓘ civilian ocean liner ⓘ passenger liner ⓘ |
| convertedBy | Imperial Japanese Navy ⓘ |
| convertedFrom | Izumo Maru ⓘ |
| convertedInto | Japanese aircraft carrier Hiyō ⓘ |
| countryOfOrigin |
Japan
ⓘ
Japan ⓘ |
| fate |
converted to warship
ⓘ
sunk in World War II ⓘ |
| flag | Japan ⓘ |
| formerName | Izumo Maru ⓘ |
| hasPredecessor | Izumo Maru ⓘ |
| hasSuccessor | Hiyō ⓘ |
| languageOfName |
Japanese
ⓘ
Japanese ⓘ |
| namedAfter | Izumo region ⓘ |
| operator |
Imperial Japanese Navy
ⓘ
NYK Line ⓘ
linked to:
Nippon Yusen Kaisha
Nippon Yusen Kaisha ⓘ |
| partOf | Japanese merchant fleet ⓘ |
| serviceEntryRole |
civilian passenger liner
ⓘ
fleet aircraft carrier ⓘ |
| type |
converted aircraft carrier
ⓘ
ocean liner ⓘ |
| usedDuringConflict |
World War II
ⓘ
World War II ⓘ |
| usedFor | civilian passenger service ⓘ |
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: passenger liner Izumo Maru Description of subject: Passenger liner Izumo Maru was a Japanese civilian ocean liner later taken over and converted into the Imperial Japanese Navy aircraft carrier Hiyō during World War II.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.