Ballard Locks
E558185
Ballard Locks, officially known as the Hiram M. Chittenden Locks, is a major lock system in Seattle that manages boat traffic and water levels between the freshwater lakes and the saltwater Puget Sound.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ballard Locks canonical | 4 |
| Hiram M. Chittenden Locks | 4 |
| Hiram M. Chittenden Locks (via Salmon Bay) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5953868 — 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: Ballard Locks Context triple: [Lake Washington–Cedar River watershed, connectedTo, Ballard Locks]
-
A.
Bosley Locks
Bosley Locks is a historic flight of canal locks in Cheshire, England, that raises the Macclesfield Canal up the side of the Bosley Cloud hill.
-
B.
Jones Falls Locks
Jones Falls Locks is a historic flight of canal locks on the Rideau Canal in Ontario, Canada, known for its impressive 19th-century engineering and scenic setting.
-
C.
Merrickville Locks
Merrickville Locks are a historic set of canal locks in Merrickville, Ontario, that form part of the UNESCO-listed Rideau Canal waterway.
-
D.
Soo Locks
The Soo Locks are a set of ship locks on the St. Marys River between Lake Superior and Lake Huron that enable vessels to bypass the river’s rapids and navigate the Great Lakes.
-
E.
Fonserannes Locks
Fonserannes Locks is a historic multi-chamber lock staircase on the Canal du Midi near Béziers in southern France, renowned as one of the canal’s most impressive engineering works.
- 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: Ballard Locks Target entity description: Ballard Locks, officially known as the Hiram M. Chittenden Locks, is a major lock system in Seattle that manages boat traffic and water levels between the freshwater lakes and the saltwater Puget Sound.
-
A.
Bosley Locks
Bosley Locks is a historic flight of canal locks in Cheshire, England, that raises the Macclesfield Canal up the side of the Bosley Cloud hill.
-
B.
Jones Falls Locks
Jones Falls Locks is a historic flight of canal locks on the Rideau Canal in Ontario, Canada, known for its impressive 19th-century engineering and scenic setting.
-
C.
Merrickville Locks
Merrickville Locks are a historic set of canal locks in Merrickville, Ontario, that form part of the UNESCO-listed Rideau Canal waterway.
-
D.
Soo Locks
The Soo Locks are a set of ship locks on the St. Marys River between Lake Superior and Lake Huron that enable vessels to bypass the river’s rapids and navigate the Great Lakes.
-
E.
Fonserannes Locks
Fonserannes Locks is a historic multi-chamber lock staircase on the Canal du Midi near Béziers in southern France, renowned as one of the canal’s most impressive engineering works.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf | lock system ⓘ |
| allowsVesselType |
cargo barges
ⓘ
commercial fishing vessels ⓘ pleasure craft ⓘ tour boats ⓘ |
| cityServed | Seattle NERFINISHED ⓘ |
| connectsWaterBody |
Lake Union
NERFINISHED
ⓘ
Lake Washington NERFINISHED ⓘ Puget Sound NERFINISHED ⓘ Salmon Bay NERFINISHED ⓘ Shilshole Bay NERFINISHED ⓘ |
| constructionStartDate | 1911 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAnnualVisitors | more than one million ⓘ |
| hasComponent |
Carl S. English Jr. Botanical Garden
NERFINISHED
ⓘ
fish ladder ⓘ fish ladder viewing gallery ⓘ large lock chamber ⓘ small lock chamber ⓘ spillway ⓘ |
| hasFeature |
fish counting station
ⓘ
interpretive exhibits ⓘ pedestrian walkways ⓘ visitor center ⓘ |
| locatedIn |
Ballard neighborhood
NERFINISHED
ⓘ
Pacific Northwest ⓘ Seattle NERFINISHED ⓘ Washington NERFINISHED ⓘ |
| locatedOn | Lake Washington Ship Canal NERFINISHED ⓘ |
| managedBy | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| namedAfter | Hiram M. Chittenden NERFINISHED ⓘ |
| near |
Ballard Bridge
NERFINISHED
ⓘ
Fishermen's Terminal NERFINISHED ⓘ |
| officialName | Hiram M. Chittenden Locks NERFINISHED ⓘ |
| opened | 1917 ⓘ |
| openedToVessels | 1917 ⓘ |
| operatedBy | U.S. Army Corps of Engineers Seattle District NERFINISHED ⓘ |
| ownedBy |
United States government
ⓘ
surface form:
United States federal government
|
| partOf |
Lake Washington Ship Canal
NERFINISHED
ⓘ
Seattle maritime infrastructure ⓘ |
| primaryFunction |
maintain water levels of Lake Washington and Lake Union
ⓘ
manage boat traffic between freshwater and saltwater ⓘ prevent saltwater intrusion into freshwater lakes ⓘ support commercial navigation ⓘ support recreational boating ⓘ |
| regionServed | Lake Washington basin NERFINISHED ⓘ |
| significance | major navigation link between Lake Washington and Puget Sound ⓘ |
| touristAttraction | yes ⓘ |
| waterTypeEast | freshwater ⓘ |
| waterTypeWest | saltwater ⓘ |
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: Ballard Locks Description of subject: Ballard Locks, officially known as the Hiram M. Chittenden Locks, is a major lock system in Seattle that manages boat traffic and water levels between the freshwater lakes and the saltwater Puget Sound.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hiram M. Chittenden Locks
this entity surface form:
Hiram M. Chittenden Locks
this entity surface form:
Hiram M. Chittenden Locks
this entity surface form:
Hiram M. Chittenden Locks (via Salmon Bay)
this entity surface form:
Hiram M. Chittenden Locks