Cleveland Harbor breakwaters

E791709

breakwater system coastal engineering structure

The Cleveland Harbor breakwaters are large protective structures in Lake Erie that shield Cleveland’s harbor and shoreline from waves and storms, helping to maintain safe navigation and reduce coastal erosion.

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All labels observed (3)

Label	Occurrences
Cleveland Harbor breakwater system	1
Cleveland Harbor breakwaters canonical	1
Cleveland Harbor navigation project	1

How this entity was disambiguated

This entity first appeared as the object of triple T9323087 — 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: Cleveland Harbor breakwaters
Context triple: [Cleveland harbor, hasPart, Cleveland Harbor breakwaters]

A. Long Point Breakwater
Long Point Breakwater is a long stone jetty in Provincetown, Massachusetts, built to protect Provincetown Harbor and provide safe navigation near Long Point.
B. Plymouth Breakwater
Plymouth Breakwater is a massive early 19th-century stone breakwater in Plymouth Sound, England, built to protect the naval anchorage and harbor from the open sea.
C. St Catherine’s Breakwater
St Catherine’s Breakwater is a long protective sea wall and pier on the northeast coast of Jersey, originally built in the 19th century as part of an unfinished harbour project and now used for coastal defence and recreation.
D. Gloucester breakwater
Gloucester breakwater is a protective stone structure extending into the Atlantic Ocean that shelters Gloucester Harbor in Massachusetts from waves and storms.
E. Duxbury Bay barrier system
The Duxbury Bay barrier system is a coastal barrier complex in Massachusetts that protects Duxbury Bay and its surrounding communities from ocean waves, storms, and erosion.
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: Cleveland Harbor breakwaters
Target entity description: The Cleveland Harbor breakwaters are large protective structures in Lake Erie that shield Cleveland’s harbor and shoreline from waves and storms, helping to maintain safe navigation and reduce coastal erosion.

A. Long Point Breakwater
Long Point Breakwater is a long stone jetty in Provincetown, Massachusetts, built to protect Provincetown Harbor and provide safe navigation near Long Point.
B. Plymouth Breakwater
Plymouth Breakwater is a massive early 19th-century stone breakwater in Plymouth Sound, England, built to protect the naval anchorage and harbor from the open sea.
C. St Catherine’s Breakwater
St Catherine’s Breakwater is a long protective sea wall and pier on the northeast coast of Jersey, originally built in the 19th century as part of an unfinished harbour project and now used for coastal defence and recreation.
D. Gloucester breakwater
Gloucester breakwater is a protective stone structure extending into the Atlantic Ocean that shelters Gloucester Harbor in Massachusetts from waves and storms.
E. Duxbury Bay barrier system
The Duxbury Bay barrier system is a coastal barrier complex in Massachusetts that protects Duxbury Bay and its surrounding communities from ocean waves, storms, and erosion.
F. None of above. chosen

Statements (36)

Predicate	Object
instanceOf	breakwater system ⓘ coastal engineering structure ⓘ
adjacentTo	Cleveland, Ohio waterfront ⓘ linked to: Cleveland, Ohio, United States Cuyahoga River mouth ⓘ linked to: Cuyahoga River shipping channel
constructedFor	commercial shipping protection ⓘ recreational boating protection ⓘ
environmentalImpact	influence on sediment transport ⓘ modification of local wave climate ⓘ
hasFunction	harbor protection ⓘ maintenance of safe navigation ⓘ reduction of coastal erosion ⓘ storm protection ⓘ wave attenuation ⓘ
hasMaterial	concrete ⓘ stone ⓘ
hasPart	east breakwater ⓘ outer breakwater segments ⓘ west breakwater ⓘ
locatedIn	Cleveland Harbor ⓘ Cuyahoga County, Ohio ⓘ linked to: Cuyahoga County Lake Erie ⓘ Ohio ⓘ United States ⓘ linked to: United States of America
managedBy	U.S. Army Corps of Engineers ⓘ
nearbyFeature	Cleveland Harbor East Pierhead Light ⓘ linked to: Cleveland Harbor East Breakwater Light Cleveland Harbor West Pierhead Light ⓘ Cleveland lakefront parks ⓘ
partOf	Cleveland Harbor navigation project ⓘ linked to: Cleveland Harbor breakwaters
protects	Cleveland Harbor ⓘ Cleveland Harbor navigation channel ⓘ linked to: Cleveland Harbor Cleveland shoreline ⓘ
serves	Port of Cleveland ⓘ
subjectOf	Great Lakes coastal engineering studies ⓘ coastal infrastructure maintenance projects ⓘ
usedBy	commercial vessels ⓘ recreational vessels ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Cleveland harbor → hasPart → Cleveland Harbor breakwaters ⓘ

Cleveland Harbor East Breakwater Light → partOf → Cleveland Harbor breakwater system ⓘ

linked to: Cleveland Harbor breakwaters

Cleveland Harbor breakwaters → partOf → Cleveland Harbor navigation project ⓘ