NAVFAC Marianas
E227645
NAVFAC Marianas is the regional Naval Facilities Engineering Systems Command organization responsible for planning, building, and maintaining U.S. Navy and Marine Corps shore infrastructure in the Mariana Islands.
All labels observed (2)
| Label | Occurrences |
|---|---|
| NAVFAC Marianas canonical | 1 |
| Naval Base Guam submarine facilities | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1902359 — 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: NAVFAC Marianas Context triple: [Naval Facilities Engineering Systems Command, hasComponent, NAVFAC Marianas]
-
A.
Marine Corps Installations Pacific
Marine Corps Installations Pacific is the U.S. Marine Corps regional command responsible for managing and supporting Marine Corps bases and facilities across the Pacific theater.
-
B.
Marine Corps Installations West
Marine Corps Installations West is a regional command of the United States Marine Corps responsible for managing and supporting multiple major Marine Corps bases and facilities across the western United States.
-
C.
Nagasaki Naval Training Center
Nagasaki Naval Training Center was a mid-19th-century Japanese naval academy established in Nagasaki to modernize and Westernize the Tokugawa shogunate’s maritime forces.
-
D.
Marine Corps Installations East
Marine Corps Installations East is a regional command of the United States Marine Corps responsible for overseeing and supporting multiple major Marine Corps bases and installations along the U.S. East Coast.
-
E.
Marine Corps Base Hawaii
Marine Corps Base Hawaii is a major U.S. Marine Corps installation on the island of Oahu that supports Pacific-based Marine and joint military operations, training, and readiness.
- 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: NAVFAC Marianas Target entity description: NAVFAC Marianas is the regional Naval Facilities Engineering Systems Command organization responsible for planning, building, and maintaining U.S. Navy and Marine Corps shore infrastructure in the Mariana Islands.
-
A.
Marine Corps Installations Pacific
Marine Corps Installations Pacific is the U.S. Marine Corps regional command responsible for managing and supporting Marine Corps bases and facilities across the Pacific theater.
-
B.
Marine Corps Installations West
Marine Corps Installations West is a regional command of the United States Marine Corps responsible for managing and supporting multiple major Marine Corps bases and facilities across the western United States.
-
C.
Nagasaki Naval Training Center
Nagasaki Naval Training Center was a mid-19th-century Japanese naval academy established in Nagasaki to modernize and Westernize the Tokugawa shogunate’s maritime forces.
-
D.
Marine Corps Installations East
Marine Corps Installations East is a regional command of the United States Marine Corps responsible for overseeing and supporting multiple major Marine Corps bases and installations along the U.S. East Coast.
-
E.
Marine Corps Base Hawaii
Marine Corps Base Hawaii is a major U.S. Marine Corps installation on the island of Oahu that supports Pacific-based Marine and joint military operations, training, and readiness.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Naval Facilities Engineering Systems Command component
ⓘ
U.S. Navy shore facilities command ⓘ |
| affiliation | Department of the Navy ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focusesOn |
supporting Marine Corps operational readiness through shore infrastructure
ⓘ
supporting fleet operational readiness through shore infrastructure ⓘ |
| headquartersLocation | Guam ⓘ |
| jurisdiction |
U.S. Marine Corps installations in the Mariana Islands
ⓘ
U.S. Navy installations in the Mariana Islands ⓘ |
| locatedInTimeZone |
Chamorro Standard Time
ⓘ
surface form:
Chamorro Time Zone
|
| militaryBranch | United States Navy ⓘ |
| mission | to plan, build, and maintain sustainable shore facilities and provide expeditionary engineering support to the Navy and Marine Corps in the Marianas ⓘ |
| operatesAt |
Marine Corps facilities on Guam
ⓘ
Apra Harbor, Guam ⓘ
surface form:
Naval Base Guam
|
| operationalScope | regional ⓘ |
| parentOrganization |
NAVFAC Pacific
ⓘ
Naval Facilities Engineering Systems Command ⓘ |
| partOf | U.S. Indo-Pacific Command theater infrastructure support ⓘ |
| providesService |
construction management
ⓘ
environmental compliance support ⓘ facilities design ⓘ facilities planning ⓘ public works operations ⓘ real property management ⓘ shore infrastructure lifecycle management ⓘ utilities management ⓘ |
| regionServed |
Northern Mariana Islands
ⓘ
surface form:
Commonwealth of the Northern Mariana Islands
Guam ⓘ Mariana Islands ⓘ |
| responsibleFor |
asset management of Navy shore infrastructure in the Marianas
ⓘ
construction of Navy and Marine Corps shore facilities in the Mariana Islands ⓘ design of Navy and Marine Corps shore facilities in the Mariana Islands ⓘ environmental planning for Navy shore activities in the Marianas ⓘ facilities engineering for Navy and Marine Corps installations in the Marianas ⓘ maintenance of Navy and Marine Corps shore facilities in the Mariana Islands ⓘ planning U.S. Navy shore infrastructure in the Mariana Islands ⓘ public works support for Navy installations in the Marianas ⓘ |
| sector |
environmental management
ⓘ
military construction ⓘ military engineering ⓘ public works ⓘ |
| subordinateTo |
Naval Facilities Engineering Systems Command
ⓘ
surface form:
Commander, Naval Facilities Engineering Systems Command
|
| supportsBranch |
United States Marine Corps
ⓘ
United States Navy ⓘ |
| worksWith |
Commander, Navy Region Marianas
ⓘ
U.S. Air Force and other joint partners on Guam infrastructure projects ⓘ United States Marine Corps Forces, Pacific ⓘ
surface form:
U.S. Marine Corps Forces Pacific
|
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: NAVFAC Marianas Description of subject: NAVFAC Marianas is the regional Naval Facilities Engineering Systems Command organization responsible for planning, building, and maintaining U.S. Navy and Marine Corps shore infrastructure in the Mariana Islands.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Naval Base Guam submarine facilities