U.S. 9th Infantry Regiment
E124921
The U.S. 9th Infantry Regiment is a historic U.S. Army infantry unit with a distinguished combat record in multiple major conflicts, including the Korean War.
All labels observed (5)
| Label | Occurrences |
|---|---|
| 1st Battalion, 9th Infantry Regiment | 1 |
| 9th U.S. Infantry Regiment | 1 |
| Company C, 9th U.S. Infantry Regiment | 1 |
| U.S. 9th Infantry Regiment canonical | 1 |
| United States Army 9th Infantry Regiment | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T819905 — 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: U.S. 9th Infantry Regiment Context triple: [Battle of Heartbreak Ridge, militaryUnit, U.S. 9th Infantry Regiment]
-
A.
U.S. 23rd Infantry Regiment
The U.S. 23rd Infantry Regiment is a historic United States Army infantry unit renowned for its combat service in major conflicts including World War II and the Korean War.
-
B.
United States 2nd Infantry Division
The United States 2nd Infantry Division is a U.S. Army formation renowned for its combat service in major 20th-century conflicts, including World Wars I and II and the Korean War.
-
C.
United States 29th Infantry Division
The United States 29th Infantry Division is a National Guard infantry division best known for spearheading the D-Day assault on Omaha Beach during the Allied invasion of Normandy in World War II.
-
D.
U.S. 30th Infantry Division
The U.S. 30th Infantry Division was a highly regarded American Army unit in World War II, noted for its key defensive and offensive roles in the European Theater, including during the Normandy campaign and subsequent operations in France and Germany.
-
E.
U.S. 45th Infantry Division
The U.S. 45th Infantry Division was a National Guard infantry division of the United States Army that saw extensive combat in World War II, including participation in major European campaigns and the liberation of Nazi concentration camps.
- 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: U.S. 9th Infantry Regiment Target entity description: The U.S. 9th Infantry Regiment is a historic U.S. Army infantry unit with a distinguished combat record in multiple major conflicts, including the Korean War.
-
A.
U.S. 23rd Infantry Regiment
The U.S. 23rd Infantry Regiment is a historic United States Army infantry unit renowned for its combat service in major conflicts including World War II and the Korean War.
-
B.
United States 2nd Infantry Division
The United States 2nd Infantry Division is a U.S. Army formation renowned for its combat service in major 20th-century conflicts, including World Wars I and II and the Korean War.
-
C.
United States 29th Infantry Division
The United States 29th Infantry Division is a National Guard infantry division best known for spearheading the D-Day assault on Omaha Beach during the Allied invasion of Normandy in World War II.
-
D.
U.S. 30th Infantry Division
The U.S. 30th Infantry Division was a highly regarded American Army unit in World War II, noted for its key defensive and offensive roles in the European Theater, including during the Normandy campaign and subsequent operations in France and Germany.
-
E.
U.S. 45th Infantry Division
The U.S. 45th Infantry Division was a National Guard infantry division of the United States Army that saw extensive combat in World War II, including participation in major European campaigns and the liberation of Nazi concentration camps.
- 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: U.S. 9th Infantry Regiment Description of subject: The U.S. 9th Infantry Regiment is a historic U.S. Army infantry unit with a distinguished combat record in multiple major conflicts, including the Korean War.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
United States Army 9th Infantry Regiment
this entity surface form:
Company C, 9th U.S. Infantry Regiment
this entity surface form:
1st Battalion, 9th Infantry Regiment
this entity surface form:
9th U.S. Infantry Regiment