5th Marine Division
E18235
The 5th Marine Division was a United States Marine Corps infantry division formed during World War II, best known for its pivotal combat role in the Pacific Theater, especially at Iwo Jima.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 5th Marine Division canonical | 24 |
| 5th Marine Division (attached as Navy corpsman) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T88991 — 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: 5th Marine Division Context triple: [Battle of Iwo Jima, primaryUSForces, 5th Marine Division]
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A.
4th Marine Division
The 4th Marine Division is a United States Marine Corps infantry division renowned for its pivotal amphibious assaults in the Pacific Theater during World War II, including the capture of Iwo Jima.
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B.
3rd Marine Division
The 3rd Marine Division is a United States Marine Corps infantry division renowned for its pivotal combat role in the Pacific Theater during World War II and its continued service in subsequent conflicts.
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C.
1st Marine Division (United States)
The 1st Marine Division (United States) is a storied infantry division of the U.S. Marine Corps renowned for its pivotal combat role in major conflicts from World War II through the present.
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D.
5th Marine Regiment
The 5th Marine Regiment is one of the most decorated infantry regiments in the United States Marine Corps, renowned for its combat service in major conflicts from World War I through the present.
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E.
7th Marine Regiment
The 7th Marine Regiment is a storied infantry regiment of the United States Marine Corps known for its combat service in major conflicts including World War II, Korea, Vietnam, and the Global War on Terror.
- 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: 5th Marine Division Target entity description: The 5th Marine Division was a United States Marine Corps infantry division formed during World War II, best known for its pivotal combat role in the Pacific Theater, especially at Iwo Jima.
-
A.
4th Marine Division
The 4th Marine Division is a United States Marine Corps infantry division renowned for its pivotal amphibious assaults in the Pacific Theater during World War II, including the capture of Iwo Jima.
-
B.
3rd Marine Division
The 3rd Marine Division is a United States Marine Corps infantry division renowned for its pivotal combat role in the Pacific Theater during World War II and its continued service in subsequent conflicts.
-
C.
1st Marine Division (United States)
The 1st Marine Division (United States) is a storied infantry division of the U.S. Marine Corps renowned for its pivotal combat role in major conflicts from World War II through the present.
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D.
5th Marine Regiment
The 5th Marine Regiment is one of the most decorated infantry regiments in the United States Marine Corps, renowned for its combat service in major conflicts from World War I through the present.
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E.
7th Marine Regiment
The 7th Marine Regiment is a storied infantry regiment of the United States Marine Corps known for its combat service in major conflicts including World War II, Korea, Vietnam, and the Global War on Terror.
- F. None of above. chosen
Statements (47)
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: 5th Marine Division Description of subject: The 5th Marine Division was a United States Marine Corps infantry division formed during World War II, best known for its pivotal combat role in the Pacific Theater, especially at Iwo Jima.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
United States Marine Corps units and formations of World War II
subject linked to:
John "Doc" Bradley
linked to: 5th Marine Division