Arlington Mill Reservoir
E362121
Arlington Mill Reservoir is a man-made lake in Salem, New Hampshire, used for water supply and recreational activities such as boating and fishing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Arlington Mill Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3393545 — 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: Arlington Mill Reservoir Context triple: [Salem, New Hampshire, hasBodyOfWater, Arlington Mill Reservoir]
-
A.
Boyds Corner Reservoir
Boyds Corner Reservoir is a small New York City water supply reservoir in Putnam County, New York, that forms part of the city’s Croton watershed system.
-
B.
Bog Brook Reservoir
Bog Brook Reservoir is a small New York City water supply reservoir in southeastern New York State that forms part of the Croton Watershed system.
-
C.
Union Reservoir
Union Reservoir is a popular recreational lake near Longmont, Colorado, known for activities such as boating, fishing, swimming, and picnicking.
-
D.
Tuckertown Reservoir
Tuckertown Reservoir is a man-made lake on the Yadkin River in North Carolina, primarily used for hydroelectric power generation, recreation, and wildlife habitat.
-
E.
Smallwood Reservoir
Smallwood Reservoir is a vast man-made lake in Labrador, Canada, created for hydroelectric power generation as part of the Churchill River system.
- 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: Arlington Mill Reservoir Target entity description: Arlington Mill Reservoir is a man-made lake in Salem, New Hampshire, used for water supply and recreational activities such as boating and fishing.
-
A.
Boyds Corner Reservoir
Boyds Corner Reservoir is a small New York City water supply reservoir in Putnam County, New York, that forms part of the city’s Croton watershed system.
-
B.
Bog Brook Reservoir
Bog Brook Reservoir is a small New York City water supply reservoir in southeastern New York State that forms part of the Croton Watershed system.
-
C.
Union Reservoir
Union Reservoir is a popular recreational lake near Longmont, Colorado, known for activities such as boating, fishing, swimming, and picnicking.
-
D.
Tuckertown Reservoir
Tuckertown Reservoir is a man-made lake on the Yadkin River in North Carolina, primarily used for hydroelectric power generation, recreation, and wildlife habitat.
-
E.
Smallwood Reservoir
Smallwood Reservoir is a vast man-made lake in Labrador, Canada, created for hydroelectric power generation as part of the Churchill River system.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
man-made lake
ⓘ
reservoir ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| elevation | approximately 162 feet above sea level ⓘ |
| formedByDamOn | Spicket River NERFINISHED ⓘ |
| hasFishSpecies |
black crappie
ⓘ
bluegill ⓘ brook trout ⓘ brown bullhead ⓘ chain pickerel ⓘ largemouth bass ⓘ pumpkinseed ⓘ rainbow trout ⓘ smallmouth bass ⓘ yellow perch ⓘ |
| hasInflow | Spicket River NERFINISHED ⓘ |
| hasShorelineUse |
public access areas
ⓘ
residential development ⓘ |
| locatedIn |
New Hampshire
ⓘ
Rockingham County, New Hampshire ⓘ Salem, New Hampshire NERFINISHED ⓘ |
| locatedInWatershed | Spicket River watershed ⓘ |
| managingAgency |
Salem, New Hampshire
ⓘ
surface form:
Town of Salem, New Hampshire
|
| maximumDepth | approximately 50 feet ⓘ |
| nearbyCity |
Lawrence, Massachusetts
NERFINISHED
ⓘ
Methuen, Massachusetts ⓘ |
| primaryFunction | drinking water supply for Salem, New Hampshire ⓘ |
| recreationalRegulation |
fishing subject to New Hampshire state regulations
ⓘ
motorized boating allowed with restrictions ⓘ |
| recreationSeason | primarily spring to fall ⓘ |
| surfaceArea | approximately 320 acres ⓘ |
| use |
boating
ⓘ
fishing ⓘ municipal water supply ⓘ recreation ⓘ swimming ⓘ |
| waterBodyType | freshwater lake ⓘ |
| winterUse | ice fishing (when conditions permit) ⓘ |
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: Arlington Mill Reservoir Description of subject: Arlington Mill Reservoir is a man-made lake in Salem, New Hampshire, used for water supply and recreational activities such as boating and fishing.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.