Yamagiri Maru
E415652
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yamagiri Maru canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4014385 — 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: Yamagiri Maru Context triple: [Chuuk Lagoon, hasDiveSites, Yamagiri Maru]
-
A.
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.
-
B.
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.
-
C.
Heian Maru
Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
-
D.
San Francisco Maru
The San Francisco Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, renowned among advanced divers for its well-preserved tanks, trucks, and munitions lying at significant depth.
-
E.
Japanese cruiser Kinugasa
Japanese cruiser Kinugasa was an Imperial Japanese Navy Aoba-class heavy cruiser that saw extensive action in the Pacific during World War II before being sunk in 1942.
- 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: Yamagiri Maru Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Heian Maru
Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
-
D.
San Francisco Maru
The San Francisco Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, renowned among advanced divers for its well-preserved tanks, trucks, and munitions lying at significant depth.
-
E.
Japanese cruiser Kinugasa
Japanese cruiser Kinugasa was an Imperial Japanese Navy Aoba-class heavy cruiser that saw extensive action in the Pacific during World War II before being sunk in 1942.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese cargo ship
ⓘ
World War II shipwreck ⓘ shipwreck dive site ⓘ |
| access | boat dive only ⓘ |
| approximateDepth | 30–40 meters ⓘ |
| associatedWith |
Japanese maritime logistics in WWII
ⓘ
Pacific War ⓘ |
| attracts |
tropical reef fish
ⓘ
underwater photographers ⓘ |
| conflict | World War II ⓘ |
| countryOfOrigin | Japan ⓘ |
| currentUse | scuba diving site ⓘ |
| divingLevelRequired | advanced open water or higher ⓘ |
| era | early 20th century merchant fleet ⓘ |
| hasEcosystem | artificial reef ⓘ |
| hasFeature |
cargo holds with ammunition
ⓘ
coral growth on superstructure ⓘ intact engine room ⓘ visible machinery ⓘ |
| hasRemainsOf |
artillery shells
ⓘ
machinery parts ⓘ ship fittings ⓘ |
| hazard |
overhead environments
ⓘ
unexploded ordnance ⓘ |
| heritageAspect | underwater cultural heritage site ⓘ |
| location |
Chuuk Lagoon
ⓘ
Federated States of Micronesia ⓘ Truk Lagoon ⓘ |
| notableFor |
underwater photography
ⓘ
wartime artifacts ⓘ well-preserved structure ⓘ |
| operatedBy | Imperial Japanese Navy ⓘ |
| partOf | Truk Lagoon wrecks ⓘ |
| popularWith |
technical divers
ⓘ
wreck divers ⓘ |
| region | Caroline Islands ⓘ |
| sea | Pacific Ocean ⓘ |
| status | wreck ⓘ |
| sunkBy | United States forces ⓘ |
| sunkDuring | U.S. air attack on Truk ⓘ |
| sunkIn | 1944 ⓘ |
| tourismType | dive tourism ⓘ |
| use |
cargo transport
ⓘ
military transport ⓘ |
| visibility | generally good underwater visibility ⓘ |
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: Yamagiri Maru Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.