Battle of Gaines’s Mill
E251189
The Battle of Gaines’s Mill was a major American Civil War engagement in June 1862 during the Peninsula Campaign, marking Confederate General Robert E. Lee’s first major victory over Union forces near Richmond, Virginia.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Battle of Gaines’s Mill canonical | 8 |
| Battle of Gaines' Mill | 7 |
| Battle of Gaines's Mill | 2 |
| Battle of Gaines Mill | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1992086 — 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: Battle of Gaines’s Mill Context triple: [Seven Days Battles, includesBattle, Battle of Gaines’s Mill]
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A.
Battle of Mechanicsville
The Battle of Mechanicsville was an 1862 American Civil War engagement near Richmond, Virginia, marking the opening clash of Robert E. Lee’s Seven Days Campaign against Union forces during the Peninsula Campaign.
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B.
Battle of Spotsylvania Court House
The Battle of Spotsylvania Court House was a major and brutal engagement of the American Civil War’s Overland Campaign in May 1864, marked by intense trench warfare and heavy casualties between Union forces under Ulysses S. Grant and Confederate forces under Robert E. Lee.
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C.
Second Battle of Winchester
The Second Battle of Winchester was a major Confederate victory in June 1863 during the American Civil War that opened the Shenandoah Valley for Robert E. Lee’s army and set the stage for the Gettysburg Campaign.
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D.
Battle of Hatcher's Run
The Battle of Hatcher's Run was a late–Civil War engagement in February 1865 in which Union forces extended their lines southwest of Petersburg, Virginia, helping to cut Confederate supply routes and tighten the noose around Robert E. Lee’s army.
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E.
Battle of Chancellorsville
The Battle of Chancellorsville was a major American Civil War engagement in 1863 in Virginia, noted for Confederate General Robert E. Lee’s audacious and tactically brilliant victory over a much larger Union force.
- 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: Battle of Gaines’s Mill Target entity description: The Battle of Gaines’s Mill was a major American Civil War engagement in June 1862 during the Peninsula Campaign, marking Confederate General Robert E. Lee’s first major victory over Union forces near Richmond, Virginia.
-
A.
Battle of Mechanicsville
The Battle of Mechanicsville was an 1862 American Civil War engagement near Richmond, Virginia, marking the opening clash of Robert E. Lee’s Seven Days Campaign against Union forces during the Peninsula Campaign.
-
B.
Battle of Spotsylvania Court House
The Battle of Spotsylvania Court House was a major and brutal engagement of the American Civil War’s Overland Campaign in May 1864, marked by intense trench warfare and heavy casualties between Union forces under Ulysses S. Grant and Confederate forces under Robert E. Lee.
-
C.
Second Battle of Winchester
The Second Battle of Winchester was a major Confederate victory in June 1863 during the American Civil War that opened the Shenandoah Valley for Robert E. Lee’s army and set the stage for the Gettysburg Campaign.
-
D.
Battle of Hatcher's Run
The Battle of Hatcher's Run was a late–Civil War engagement in February 1865 in which Union forces extended their lines southwest of Petersburg, Virginia, helping to cut Confederate supply routes and tighten the noose around Robert E. Lee’s army.
-
E.
Battle of Chancellorsville
The Battle of Chancellorsville was a major American Civil War engagement in 1863 in Virginia, noted for Confederate General Robert E. Lee’s audacious and tactically brilliant victory over a much larger Union force.
- F. None of above. chosen
Statements (48)
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: Battle of Gaines’s Mill Description of subject: The Battle of Gaines’s Mill was a major American Civil War engagement in June 1862 during the Peninsula Campaign, marking Confederate General Robert E. Lee’s first major victory over Union forces near Richmond, Virginia.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Battle of Gaines's Mill
this entity surface form:
Battle of Gaines' Mill
this entity surface form:
Battle of Gaines's Mill
subject surface form:
Isaac E. Avery
this entity surface form:
Battle of Gaines' Mill
this entity surface form:
Battle of Gaines' Mill
this entity surface form:
Battle of Gaines' Mill
this entity surface form:
Battle of Gaines' Mill
this entity surface form:
Battle of Gaines' Mill
subject surface form:
Maxcy Gregg
this entity surface form:
Battle of Gaines' Mill
this entity surface form:
Battle of Gaines Mill