Peaks Island Battery Steele
E700127
Peaks Island Battery Steele is a historic World War II coastal defense fortification on Peaks Island in Maine, known for its massive concrete gun emplacements and extensive underground tunnels.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Peaks Island Battery Steele canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7855499 — 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: Peaks Island Battery Steele Context triple: [Peaks Island, hasLandmark, Peaks Island Battery Steele]
-
A.
White Point Battery
White Point Battery is a historic coastal artillery fortification and landmark located at the southern tip of the Charleston peninsula in South Carolina.
-
B.
Fort Hancock
Fort Hancock is a historic former U.S. Army coastal defense installation located on Sandy Hook in New Jersey, now preserved as part of Gateway National Recreation Area.
-
C.
Fort Finney
Fort Finney was a late 18th-century U.S. military post on the Ohio River that served as a key site for negotiations and treaties with Native American tribes in the Northwest Territory.
-
D.
Cove Fort
Cove Fort is a historic 19th-century way station and fort in central Utah that served travelers and mail routes along the Mormon Corridor.
-
E.
Fort Macon
Fort Macon is a 19th-century coastal defense fortification in North Carolina, built as part of the United States’ Third System of seacoast defenses and now preserved as a state park and historic site.
- 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: Peaks Island Battery Steele Target entity description: Peaks Island Battery Steele is a historic World War II coastal defense fortification on Peaks Island in Maine, known for its massive concrete gun emplacements and extensive underground tunnels.
-
A.
White Point Battery
White Point Battery is a historic coastal artillery fortification and landmark located at the southern tip of the Charleston peninsula in South Carolina.
-
B.
Fort Hancock
Fort Hancock is a historic former U.S. Army coastal defense installation located on Sandy Hook in New Jersey, now preserved as part of Gateway National Recreation Area.
-
C.
Fort Finney
Fort Finney was a late 18th-century U.S. military post on the Ohio River that served as a key site for negotiations and treaties with Native American tribes in the Northwest Territory.
-
D.
Cove Fort
Cove Fort is a historic 19th-century way station and fort in central Utah that served travelers and mail routes along the Mormon Corridor.
-
E.
Fort Macon
Fort Macon is a 19th-century coastal defense fortification in North Carolina, built as part of the United States’ Third System of seacoast defenses and now preserved as a state park and historic site.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
World War II military installation
ⓘ
artillery battery ⓘ coastal defense fortification ⓘ |
| accessibleTo | public ⓘ |
| armament | 16-inch coastal guns ⓘ |
| category |
Coastal fortifications in the United States
ⓘ
Military history of Maine ⓘ World War II sites in the United States ⓘ |
| conflict | World War II ⓘ |
| constructionType | buried casemate battery ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentUse |
historic site
ⓘ
recreational site ⓘ tourist attraction ⓘ |
| designedFor | long-range coastal artillery ⓘ |
| environment | island setting ⓘ |
| era |
World War II
ⓘ
surface form:
World War II era
|
| hasPart |
concrete gun emplacements
ⓘ
fire control facilities ⓘ magazines ⓘ underground tunnels ⓘ |
| hasViewOf | Atlantic Ocean ⓘ |
| heritageDesignation | local historic site ⓘ |
| locatedIn |
Peaks Island, Maine
NERFINISHED
ⓘ
Portland, Maine NERFINISHED ⓘ |
| locatedOn | Casco Bay NERFINISHED ⓘ |
| material | reinforced concrete ⓘ |
| namedAfter | Harry L. Steele NERFINISHED ⓘ |
| nearby | Peaks Island residential areas ⓘ |
| notableFor |
extensive underground tunnel system
ⓘ
massive concrete construction ⓘ |
| operatedBy |
United States Army
ⓘ
United States Army Coast Artillery Corps NERFINISHED ⓘ |
| partOf | Harbor Defenses of Portland NERFINISHED ⓘ |
| purpose |
coastal defense
ⓘ
harbor defense of Portland, Maine ⓘ |
| region | Cumberland County, Maine NERFINISHED ⓘ |
| state | Maine ⓘ |
| status | decommissioned ⓘ |
| tourism |
popular destination for history enthusiasts
ⓘ
popular destination for urban exploration ⓘ |
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: Peaks Island Battery Steele Description of subject: Peaks Island Battery Steele is a historic World War II coastal defense fortification on Peaks Island in Maine, known for its massive concrete gun emplacements and extensive underground tunnels.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.