Porter Alexander
E730683
Porter Alexander was a prominent Confederate artillery officer and military engineer during the American Civil War, known for his crucial role in major battles such as Gettysburg and Fredericksburg.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Porter Alexander canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8400346 — 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: Porter Alexander Context triple: [Confederate artillery, notableCommander, Porter Alexander]
-
A.
John Porter
John Porter is a British record producer and musician best known for his work on influential blues and rock albums.
-
B.
Chris Porter
Chris Porter is a music producer best known for his work on the hit song "Back for Good" by Take That.
-
C.
Ben Porterfield
Ben Porterfield is a technology entrepreneur best known as a co-founder of the business intelligence and data analytics company Looker.
-
D.
Scott Porter
Scott Porter is an American actor best known for his roles on television series such as "Friday Night Lights" and "Hart of Dixie."
-
E.
Porter Moss
Porter Moss was a prominent Negro league pitcher best known for his standout performances with the Memphis Red Sox in the 1930s and early 1940s.
- 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: Porter Alexander Target entity description: Porter Alexander was a prominent Confederate artillery officer and military engineer during the American Civil War, known for his crucial role in major battles such as Gettysburg and Fredericksburg.
-
A.
John Porter
John Porter is a British record producer and musician best known for his work on influential blues and rock albums.
-
B.
Chris Porter
Chris Porter is a music producer best known for his work on the hit song "Back for Good" by Take That.
-
C.
Ben Porterfield
Ben Porterfield is a technology entrepreneur best known as a co-founder of the business intelligence and data analytics company Looker.
-
D.
Scott Porter
Scott Porter is an American actor best known for his roles on television series such as "Friday Night Lights" and "Hart of Dixie."
-
E.
Porter Moss
Porter Moss was a prominent Negro league pitcher best known for his standout performances with the Memphis Red Sox in the 1930s and early 1940s.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
Confederate officer
ⓘ
human ⓘ military officer ⓘ |
| allegiance | Confederate States of America ⓘ |
| authored |
Fighting for the Confederacy
NERFINISHED
ⓘ
Military memoirs of a Confederate NERFINISHED ⓘ |
| conflict | American Civil War ⓘ |
| country | United States of America ⓘ |
| education | United States Military Academy NERFINISHED ⓘ |
| familyName | Alexander NERFINISHED ⓘ |
| field |
artillery
ⓘ
military engineering ⓘ |
| fullName | Edward Porter Alexander NERFINISHED ⓘ |
| gender | male ⓘ |
| givenName | Edward ⓘ |
| knownFor |
Confederate artillery command
ⓘ
military engineering during the American Civil War ⓘ role at the Battle of Fredericksburg ⓘ role at the Battle of Gettysburg ⓘ |
| language | English ⓘ |
| militaryBranch | Confederate States Army NERFINISHED ⓘ |
| militaryRank |
brigadier general
ⓘ
colonel ⓘ |
| notableBattle |
Battle of Antietam
NERFINISHED
ⓘ
Battle of Chickamauga NERFINISHED ⓘ Battle of Fredericksburg NERFINISHED ⓘ Battle of Gettysburg NERFINISHED ⓘ Siege of Petersburg NERFINISHED ⓘ |
| notableFor |
directing Confederate artillery barrages
ⓘ
providing reconnaissance and signal intelligence ⓘ |
| occupation |
author
ⓘ
engineer ⓘ soldier ⓘ |
| role |
artillery commander
ⓘ
staff officer ⓘ |
| servedUnder |
James Longstreet
NERFINISHED
ⓘ
Robert E. Lee NERFINISHED ⓘ |
| side | Confederacy NERFINISHED ⓘ |
| usedTechnology |
signal flags
ⓘ
telegraph ⓘ |
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: Porter Alexander Description of subject: Porter Alexander was a prominent Confederate artillery officer and military engineer during the American Civil War, known for his crucial role in major battles such as Gettysburg and Fredericksburg.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.