West Fork San Jacinto River
E938285
The West Fork San Jacinto River is a major headwater branch of the San Jacinto River in southeast Texas, known for feeding Lake Conroe and contributing significantly to the Houston-area watershed and flooding dynamics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| West Fork San Jacinto River canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T11624139 — 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: West Fork San Jacinto River Context triple: [San Jacinto River, hasTributary, West Fork San Jacinto River]
-
A.
Devils River
Devils River is a clear, spring-fed river in southwestern Texas known for its remote, rugged setting and exceptional water quality, popular for paddling, fishing, and wildlife viewing.
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B.
East Fork Trinity River
The East Fork Trinity River is a major tributary of the Trinity River in Texas that flows through North Texas and helps supply water to the Dallas–Fort Worth metropolitan area.
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C.
Guadalupe Creek
Guadalupe Creek is a smaller stream in California that feeds into the Guadalupe River, contributing to the region’s watershed and local aquatic habitats.
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D.
Elkhorn Creek
Elkhorn Creek is a stream in McDowell County, West Virginia, known for flowing through the southern Appalachian coalfields region.
-
E.
Elkhorn Creek
Elkhorn Creek is a significant stream in central Kentucky known for its scenic beauty, recreational fishing, and paddling opportunities.
- 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: West Fork San Jacinto River Target entity description: The West Fork San Jacinto River is a major headwater branch of the San Jacinto River in southeast Texas, known for feeding Lake Conroe and contributing significantly to the Houston-area watershed and flooding dynamics.
-
A.
Devils River
Devils River is a clear, spring-fed river in southwestern Texas known for its remote, rugged setting and exceptional water quality, popular for paddling, fishing, and wildlife viewing.
-
B.
East Fork Trinity River
The East Fork Trinity River is a major tributary of the Trinity River in Texas that flows through North Texas and helps supply water to the Dallas–Fort Worth metropolitan area.
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C.
Guadalupe Creek
Guadalupe Creek is a smaller stream in California that feeds into the Guadalupe River, contributing to the region’s watershed and local aquatic habitats.
-
D.
Elkhorn Creek
Elkhorn Creek is a stream in McDowell County, West Virginia, known for flowing through the southern Appalachian coalfields region.
-
E.
Elkhorn Creek
Elkhorn Creek is a significant stream in central Kentucky known for its scenic beauty, recreational fishing, and paddling opportunities.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
headwater branch
ⓘ
river ⓘ |
| affects |
Conroe, Texas
ⓘ
linked to:
Conroe, Texas, United States
Kingwood, Houston, Texas ⓘ
linked to:
Kingwood, Houston
The Woodlands, Texas ⓘ
linked to:
The Woodlands
|
| associatedWith |
Lake Conroe Reservoir
ⓘ
linked to:
Lake Conroe
Lake Houston Reservoir ⓘ
linked to:
Lake Houston
|
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| confluenceLocation | near Lake Houston, Texas ⓘ |
| confluenceWith | East Fork San Jacinto River ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crossedBy |
Interstate 45
ⓘ
Texas State Highway 105 ⓘ U.S. Route 59 NERFINISHED ⓘ |
| drainageBasin |
San Jacinto River basin
ⓘ
linked to:
San Jacinto River
|
| ecoregion |
Piney Woods of East Texas
ⓘ
linked to:
Piney Woods
|
| environmentalIssue |
bank erosion in developed areas
ⓘ
sedimentation in Lake Houston ⓘ |
| feeds | Lake Conroe ⓘ |
| flowsDirection | generally southeast ⓘ |
| flowsInto | Lake Houston ⓘ |
| flowsThrough |
Harris County, Texas
ⓘ
linked to:
Harris County
Montgomery County, Texas ⓘ San Jacinto County, Texas ⓘ
linked to:
San Jacinto County
Walker County, Texas NERFINISHED ⓘ |
| hasTributary |
Caney Creek (Texas)
ⓘ
Lake Creek (Texas) ⓘ Spring Creek (Texas) ⓘ |
| impoundedBy | Lake Conroe Dam ⓘ |
| locatedIn |
Texas
ⓘ
southeast Texas ⓘ
linked to:
Southeast Texas
|
| managedBy | San Jacinto River Authority ⓘ |
| mouth | San Jacinto River ⓘ |
| notableEvent | major flooding during Hurricane Harvey (2017) ⓘ |
| partOf |
Houston-area watershed
ⓘ
San Jacinto River ⓘ San Jacinto River watershed ⓘ |
| region |
Gulf Coast region of Texas
ⓘ
linked to:
Gulf Coast of Texas
|
| significantFor | Houston-area flooding dynamics ⓘ |
| sourceRegion |
Sam Houston National Forest area
ⓘ
linked to:
Sam Houston National Forest
northeast of Huntsville, Texas ⓘ |
| subjectOf |
flood mitigation projects
ⓘ
watershed management studies ⓘ |
| tributaryOf | San Jacinto River ⓘ |
| usedFor |
flood control
ⓘ
municipal water supply ⓘ recreation ⓘ |
| watershedServes |
Greater Houston
ⓘ
Montgomery County communities ⓘ |
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: West Fork San Jacinto River Description of subject: The West Fork San Jacinto River is a major headwater branch of the San Jacinto River in southeast Texas, known for feeding Lake Conroe and contributing significantly to the Houston-area watershed and flooding dynamics.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.