Plum Run
E128304
Plum Run is a small stream on the Gettysburg Battlefield in Pennsylvania, historically significant for flowing through key areas of the 1863 Civil War fighting.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Plum Run canonical | 5 |
| Plum Run Valley | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T982513 — 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: Plum Run Context triple: [Little Round Top, overlooks, Plum Run]
-
A.
Brush Creek
Brush Creek is a small urban waterway running through Kansas City, Missouri, known for its scenic corridor alongside the Country Club Plaza and its history of flooding and subsequent flood-control improvements.
-
B.
Sinking Spring
Sinking Spring is the natural spring in Kentucky beside which Abraham Lincoln was born, now preserved as a key feature of the Abraham Lincoln Birthplace National Historical Park.
-
C.
Glenbrook Creek
Glenbrook Creek is a small stream in Nevada that feeds into Lake Tahoe near the historic community of Glenbrook on the lake’s eastern shore.
-
D.
Amato Brook
Amato Brook is a small tributary stream that feeds into New York’s Croton River within the Croton River watershed system.
-
E.
Crescent Meadow
Crescent Meadow is a scenic, lush alpine meadow in California’s Sierra Nevada, renowned for its surrounding giant sequoia trees and tranquil walking trails.
- 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: Plum Run Target entity description: Plum Run is a small stream on the Gettysburg Battlefield in Pennsylvania, historically significant for flowing through key areas of the 1863 Civil War fighting.
-
A.
Brush Creek
Brush Creek is a small urban waterway running through Kansas City, Missouri, known for its scenic corridor alongside the Country Club Plaza and its history of flooding and subsequent flood-control improvements.
-
B.
Sinking Spring
Sinking Spring is the natural spring in Kentucky beside which Abraham Lincoln was born, now preserved as a key feature of the Abraham Lincoln Birthplace National Historical Park.
-
C.
Glenbrook Creek
Glenbrook Creek is a small stream in Nevada that feeds into Lake Tahoe near the historic community of Glenbrook on the lake’s eastern shore.
-
D.
Amato Brook
Amato Brook is a small tributary stream that feeds into New York’s Croton River within the Croton River watershed system.
-
E.
Crescent Meadow
Crescent Meadow is a scenic, lush alpine meadow in California’s Sierra Nevada, renowned for its surrounding giant sequoia trees and tranquil walking trails.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
stream ⓘ watercourse ⓘ |
| appearsIn |
Civil War histories of the Battle of Gettysburg
ⓘ
Gettysburg ⓘ
surface form:
Gettysburg battlefield maps
|
| associatedWith |
Army of Northern Virginia
ⓘ
surface form:
Confederate Army of Northern Virginia
Army of the Potomac ⓘ
surface form:
Union Army of the Potomac
|
| battleDate |
July 2, 1863
ⓘ
July 3, 1863 ⓘ |
| coordinateSystem | WGS84 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Adams County ⓘ |
| flowsNear |
Devil's Den
ⓘ
Houck's Ridge ⓘ Little Round Top ⓘ The Wheatfield ⓘ Triangular Field ⓘ |
| flowsThrough |
Gettysburg National Military Park
ⓘ
surface form:
Gettysburg Battlefield
Valley of Death ⓘ |
| hasFeature |
marshy low ground in sections
ⓘ
stone bridges and crossings ⓘ |
| hasType | small stream ⓘ |
| historicalSignificance |
American Civil War
ⓘ
Battle of Gettysburg ⓘ |
| knownFor | running through some of the bloodiest ground at Gettysburg ⓘ |
| locatedIn |
Adams County, Pennsylvania
ⓘ
Gettysburg National Military Park ⓘ
surface form:
Gettysburg Battlefield
Gettysburg National Military Park ⓘ Pennsylvania ⓘ |
| managedBy | National Park Service ⓘ |
| nearCity |
Gettysburg, Pennsylvania, United States
ⓘ
surface form:
Gettysburg, Pennsylvania
|
| nickname | Valley of Death ⓘ |
| partOf |
Susquehanna River
ⓘ
surface form:
Susquehanna River watershed
|
| presentDayUse |
environmental habitat within the park
ⓘ
historic landscape feature for visitors ⓘ |
| state | Pennsylvania ⓘ |
| terrainContext | valley between Devil's Den and Little Round Top ⓘ |
| tributaryOf | Rock Creek (Pennsylvania) ⓘ |
| usedAs | landmark in Civil War troop movements ⓘ |
| waterBodyType | perennial stream ⓘ |
| withinProtectedArea | Gettysburg National Military Park ⓘ |
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: Plum Run Description of subject: Plum Run is a small stream on the Gettysburg Battlefield in Pennsylvania, historically significant for flowing through key areas of the 1863 Civil War fighting.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Little Round Top
this entity surface form:
Plum Run Valley