Cocheco River
E440355
The Cocheco River is a river in southeastern New Hampshire that flows through cities like Dover before joining other waterways to form part of the Piscataqua River system.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cocheco River canonical | 2 |
| Cocheco River watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2506388 — 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: Cocheco River Context triple: [Piscataqua River, hasTributary, Cocheco River]
-
A.
Illapel River
The Illapel River is a watercourse in Chile’s Coquimbo Region that flows through the Choapa Province, supporting local agriculture and communities in a semi-arid landscape.
-
B.
San José River
The San José River is a significant watercourse in Chile’s far northern Arica y Parinacota Region, contributing to the area’s arid Andean and coastal hydrology.
-
C.
Río Baluarte
Río Baluarte is a significant river in northwestern Mexico that flows through the state of Sinaloa toward the Pacific coast, contributing to the region’s agriculture and ecology.
-
D.
Babahoyo River
The Babahoyo River is a major waterway in western Ecuador that flows through agricultural regions and urban centers before helping form the Guayas River system.
-
E.
Tejipió River
The Tejipió River is an urban waterway in Recife, Brazil, playing a significant role in the city's drainage system and environmental landscape.
- 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: Cocheco River Target entity description: The Cocheco River is a river in southeastern New Hampshire that flows through cities like Dover before joining other waterways to form part of the Piscataqua River system.
-
A.
Illapel River
The Illapel River is a watercourse in Chile’s Coquimbo Region that flows through the Choapa Province, supporting local agriculture and communities in a semi-arid landscape.
-
B.
San José River
The San José River is a significant watercourse in Chile’s far northern Arica y Parinacota Region, contributing to the area’s arid Andean and coastal hydrology.
-
C.
Río Baluarte
Río Baluarte is a significant river in northwestern Mexico that flows through the state of Sinaloa toward the Pacific coast, contributing to the region’s agriculture and ecology.
-
D.
Babahoyo River
The Babahoyo River is a major waterway in western Ecuador that flows through agricultural regions and urban centers before helping form the Guayas River system.
-
E.
Tejipió River
The Tejipió River is an urban waterway in Recife, Brazil, playing a significant role in the city's drainage system and environmental landscape.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinArea |
approximately 240 square miles
ⓘ
approximately 620 square kilometers ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
New Hampshire Route 11
NERFINISHED
ⓘ
New Hampshire Route 16 NERFINISHED ⓘ U.S. Route 4 NERFINISHED ⓘ |
| drainageBasin | Piscataqua River watershed NERFINISHED ⓘ |
| flowsDirection | generally southeast ⓘ |
| flowsInto | confluence with Salmon Falls River ⓘ |
| flowsThrough |
Carroll County, New Hampshire
NERFINISHED
ⓘ
Dover, New Hampshire NERFINISHED ⓘ Farmington, New Hampshire NERFINISHED ⓘ Rochester, New Hampshire NERFINISHED ⓘ Strafford County, New Hampshire NERFINISHED ⓘ |
| forms | part of the headwaters of the Piscataqua River ⓘ |
| hasCityOnBank |
Dover, New Hampshire
NERFINISHED
ⓘ
Rochester, New Hampshire NERFINISHED ⓘ |
| hasTownOnBank |
Farmington, New Hampshire
NERFINISHED
ⓘ
Middleton, New Hampshire NERFINISHED ⓘ Milton, New Hampshire NERFINISHED ⓘ |
| hasTributary |
Ela River
NERFINISHED
ⓘ
Isinglass River NERFINISHED ⓘ Mad River (New Hampshire) NERFINISHED ⓘ Salmon Falls River (via confluence system) NERFINISHED ⓘ |
| historicallyAssociatedWith |
Cocheco Manufacturing Company
NERFINISHED
ⓘ
textile mills in Dover ⓘ |
| historicallyUsedFor | water power for mills ⓘ |
| length |
approximately 38 miles
ⓘ
approximately 61 kilometers ⓘ |
| locatedIn |
New Hampshire
ⓘ
southeastern New Hampshire ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| mouthElevation | sea level ⓘ |
| mouthLocation | Dover, New Hampshire NERFINISHED ⓘ |
| mouthOfWatercourse | Piscataqua River system NERFINISHED ⓘ |
| partOf | Piscataqua River basin NERFINISHED ⓘ |
| region | New England NERFINISHED ⓘ |
| sourceLocation | Farmington, New Hampshire NERFINISHED ⓘ |
| sourceRegion | Lakes Region of New Hampshire NERFINISHED ⓘ |
| state | New Hampshire ⓘ |
| tributaryOf | Piscataqua River NERFINISHED ⓘ |
| usedFor |
fishing
ⓘ
hydroelectric power ⓘ kayaking ⓘ recreation ⓘ |
| watercourseType | freshwater river ⓘ |
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: Cocheco River Description of subject: The Cocheco River is a river in southeastern New Hampshire that flows through cities like Dover before joining other waterways to form part of the Piscataqua River system.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cocheco River watershed