1st Massachusetts Volunteer Infantry Regiment
E634183
The 1st Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served early and prominently in the American Civil War.
All labels observed (3)
| Label | Occurrences |
|---|---|
| 1st Massachusetts Infantry Regiment | 1 |
| 1st Massachusetts Volunteer Infantry | 1 |
| 1st Massachusetts Volunteer Infantry Regiment canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6913844 — 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: 1st Massachusetts Volunteer Infantry Regiment Context triple: [Massachusetts regiments, hasPart, 1st Massachusetts Volunteer Infantry Regiment]
-
A.
2nd Massachusetts Militia Regiment
The 2nd Massachusetts Militia Regiment is the primary civilian resistance group of survivors fighting an alien invasion in the television series "Falling Skies."
-
B.
20th Massachusetts Volunteer Infantry Regiment
The 20th Massachusetts Volunteer Infantry Regiment was a distinguished Union Army unit in the American Civil War, noted for its heavy combat service and association with several prominent Harvard-educated officers.
-
C.
55th Massachusetts Volunteer Infantry Regiment
The 55th Massachusetts Volunteer Infantry Regiment was a Union Army unit in the American Civil War, formed as one of the earliest African American regiments and noted for its service and sacrifice following the example of the famed 54th Massachusetts.
-
D.
1st Massachusetts Cavalry
The 1st Massachusetts Cavalry was a Union mounted regiment from Massachusetts that served prominently in the American Civil War, participating in numerous major campaigns and battles.
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E.
15th Massachusetts Volunteer Infantry Regiment
The 15th Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served with distinction in major battles of the American Civil War, including Antietam and Gettysburg.
- 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: 1st Massachusetts Volunteer Infantry Regiment Target entity description: The 1st Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served early and prominently in the American Civil War.
-
A.
2nd Massachusetts Militia Regiment
The 2nd Massachusetts Militia Regiment is the primary civilian resistance group of survivors fighting an alien invasion in the television series "Falling Skies."
-
B.
20th Massachusetts Volunteer Infantry Regiment
The 20th Massachusetts Volunteer Infantry Regiment was a distinguished Union Army unit in the American Civil War, noted for its heavy combat service and association with several prominent Harvard-educated officers.
-
C.
55th Massachusetts Volunteer Infantry Regiment
The 55th Massachusetts Volunteer Infantry Regiment was a Union Army unit in the American Civil War, formed as one of the earliest African American regiments and noted for its service and sacrifice following the example of the famed 54th Massachusetts.
-
D.
1st Massachusetts Cavalry
The 1st Massachusetts Cavalry was a Union mounted regiment from Massachusetts that served prominently in the American Civil War, participating in numerous major campaigns and battles.
-
E.
15th Massachusetts Volunteer Infantry Regiment
The 15th Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served with distinction in major battles of the American Civil War, including Antietam and Gettysburg.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
American Civil War military unit
ⓘ
Union Army regiment ⓘ infantry regiment ⓘ |
| activeDuring |
1861
ⓘ
1862 ⓘ 1863 ⓘ 1864 ⓘ 1865 ⓘ |
| allegiance | Union ⓘ |
| alsoKnownAs | 1st Massachusetts Infantry Regiment ⓘ |
| associatedWith | Union victory in the American Civil War ⓘ |
| branch | Union Army ⓘ |
| conflict | American Civil War ⓘ |
| country | United States of America ⓘ |
| designation | 1st Massachusetts Volunteer Infantry ⓘ |
| engagedIn | field operations in the Eastern Theater of the American Civil War ⓘ |
| languageOfCommand | English ⓘ |
| militaryBranch | infantry ⓘ |
| notableFor |
early service in the American Civil War
ⓘ
prominent participation in Union Army operations ⓘ |
| organizedIn | Massachusetts ⓘ |
| partOf |
Massachusetts Volunteer Militia
ⓘ
linked to:
Massachusetts 5th Volunteer Militia Regiment
|
| raisedBy |
Commonwealth of Massachusetts
ⓘ
linked to:
Massachusetts
|
| regionOfOperations | Eastern United States ⓘ |
| role | line infantry ⓘ |
| serviceType | volunteer regiment ⓘ |
| sideInConflict | Union ⓘ |
| state | Massachusetts ⓘ |
| wore | Union Army uniform ⓘ |
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: 1st Massachusetts Volunteer Infantry Regiment Description of subject: The 1st Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served early and prominently in the American Civil War.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
1st Massachusetts Volunteer Infantry Regiment
→
designation
→
1st Massachusetts Volunteer Infantry
ⓘ
linked to: 1st Massachusetts Volunteer Infantry Regiment
linked to: 1st Massachusetts Volunteer Infantry Regiment