Cemetery Hill
E21955
Cemetery Hill is a prominent, strategically important rise of ground that formed a key Union defensive position during the Battle of Gettysburg in the American Civil War.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cemetery Hill canonical | 10 |
| Cemetery Hill at Gettysburg | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T170140 — 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: Cemetery Hill Context triple: [Gettysburg, Pennsylvania, hasLandmark, Cemetery Hill]
-
A.
Britton Hill
Britton Hill is the lowest high point of any U.S. state, a modest rise located in the Florida Panhandle near the Alabama border.
-
B.
Seminary Ridge
Seminary Ridge is a prominent elevated landform west of Gettysburg that served as a major Confederate defensive position during the Battle of Gettysburg in the American Civil War.
-
C.
Mission Hill
Mission Hill is a residential Boston neighborhood known for its historic brick rowhouses, hilly streets, and proximity to major medical and academic institutions.
-
D.
Mines Field
Mines Field was the original name of what is now Los Angeles International Airport, an early airfield that evolved into one of the world’s busiest aviation hubs.
-
E.
Science Hill
Science Hill is a major academic area of Yale University that houses many of the university’s science departments, laboratories, and research facilities.
- 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: Cemetery Hill Target entity description: Cemetery Hill is a prominent, strategically important rise of ground that formed a key Union defensive position during the Battle of Gettysburg in the American Civil War.
-
A.
Britton Hill
Britton Hill is the lowest high point of any U.S. state, a modest rise located in the Florida Panhandle near the Alabama border.
-
B.
Seminary Ridge
Seminary Ridge is a prominent elevated landform west of Gettysburg that served as a major Confederate defensive position during the Battle of Gettysburg in the American Civil War.
-
C.
Mission Hill
Mission Hill is a residential Boston neighborhood known for its historic brick rowhouses, hilly streets, and proximity to major medical and academic institutions.
-
D.
Mines Field
Mines Field was the original name of what is now Los Angeles International Airport, an early airfield that evolved into one of the world’s busiest aviation hubs.
-
E.
Science Hill
Science Hill is a major academic area of Yale University that houses many of the university’s science departments, laboratories, and research facilities.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
battlefield feature
ⓘ
hill ⓘ |
| associatedWith |
Gettysburg Address
ⓘ
surface form:
President Abraham Lincoln's Gettysburg Address (nearby at Gettysburg National Cemetery)
|
| associatedWithBattle | Battle of Gettysburg ⓘ |
| attackedBy |
Brigadier General Harry T. Hays
ⓘ
Colonel Isaac E. Avery ⓘ Major General Jubal A. Early ⓘ |
| battleOutcomeRole |
helped stabilize Union lines after the first day of battle
ⓘ
its retention contributed to overall Union victory at Gettysburg ⓘ served as rallying point for retreating Union troops on July 1, 1863 ⓘ |
| commandedBy |
Oliver Otis Howard
ⓘ
surface form:
Major General Oliver O. Howard
Winfield Scott Hancock ⓘ
surface form:
Major General Winfield Scott Hancock
|
| contains |
Evergreen Cemetery
ⓘ
Soldiers' National Cemetery ⓘ
surface form:
Gettysburg National Cemetery
|
| country |
United States of America
ⓘ
surface form:
United States
|
| currentStatus | preserved as part of Gettysburg National Military Park ⓘ |
| dateOfMajorEngagement |
July 1, 1863
ⓘ
July 2, 1863 ⓘ |
| defendedBy |
II Corps (Union Army of the Potomac)
ⓘ
XI Corps (Union Army of the Potomac) ⓘ |
| elevationRelativeToTown | overlooks the town of Gettysburg ⓘ |
| feature |
artillery positions during the Battle of Gettysburg
ⓘ
stone walls used as infantry defenses ⓘ |
| geographicalType | prominent rise of ground ⓘ |
| hasView | panoramic view of Gettysburg and surrounding battlefield ⓘ |
| historicalPeriod | 19th century United States history ⓘ |
| locatedIn |
Adams County, Pennsylvania
ⓘ
Gettysburg ⓘ
surface form:
Gettysburg, Pennsylvania
United States of America ⓘ
surface form:
United States
|
| memorials |
Evergreen Cemetery Gatehouse monument area
ⓘ
artillery battery monuments ⓘ multiple Union regimental monuments ⓘ |
| nearbyFeature |
Baltimore Pike
ⓘ
Cemetery Ridge ⓘ Culp's Hill ⓘ Seminary Ridge ⓘ Emmitsburg Road ⓘ
surface form:
Taneytown Road
|
| notableEvent | evening Confederate assaults on July 2, 1863 ⓘ |
| opposedBy |
Army of Northern Virginia
ⓘ
surface form:
Confederate Army of Northern Virginia
|
| overseenBy |
National Park Service
ⓘ
surface form:
U.S. National Park Service
|
| partOf |
Gettysburg National Military Park
ⓘ
surface form:
Gettysburg Battlefield
Gettysburg National Military Park ⓘ |
| significance | key Union defensive position at the Battle of Gettysburg ⓘ |
| strategicRole |
anchor of the Union right flank on Cemetery Ridge
ⓘ
dominant high ground south of Gettysburg ⓘ |
| tourism | popular site for battlefield tours ⓘ |
| usedBy |
Army of the Potomac
ⓘ
surface form:
Union Army of the Potomac
|
| war | American Civil War ⓘ |
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: Cemetery Hill Description of subject: Cemetery Hill is a prominent, strategically important rise of ground that formed a key Union defensive position during the Battle of Gettysburg in the American Civil War.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Gettysburg, Pennsylvania
subject surface form:
Battle of Gettysburg
this entity surface form:
Cemetery Hill at Gettysburg