Boulder County, Colorado, United States
E188957
Boulder County, Colorado, United States is a populous county along the northern Front Range that includes the city of Boulder and is known for its university community, tech industry, and outdoor recreation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Boulder County, Colorado | 3 |
| Boulder County, Colorado, United States canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1651281 — 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: Boulder County, Colorado, United States Context triple: [Neil M. Gorsuch, residence, Boulder County, Colorado, United States]
-
A.
Mesa County, Colorado
Mesa County, Colorado is a county in western Colorado known for its high-desert landscapes, agriculture, and as the home of the regional hub city of Grand Junction.
-
B.
Pueblo County, Colorado
Pueblo County, Colorado is a county in southern Colorado known for its seat, the city of Pueblo, and its mix of industrial, agricultural, and cultural significance along the Arkansas River.
-
C.
El Paso County, Colorado
El Paso County, Colorado is a populous county in central Colorado that includes the city of Colorado Springs and several major military and educational institutions.
-
D.
Broomfield, Colorado, United States
Broomfield, Colorado, United States is a suburban city between Denver and Boulder known for its mixed residential and commercial development and as the corporate base for several major companies.
-
E.
Las Animas County, Colorado
Las Animas County, Colorado is a large, sparsely populated county in southern Colorado known for its historic coal-mining communities, ranching, and the city of Trinidad as its county seat.
- 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: Boulder County, Colorado, United States Target entity description: Boulder County, Colorado, United States is a populous county along the northern Front Range that includes the city of Boulder and is known for its university community, tech industry, and outdoor recreation.
-
A.
Mesa County, Colorado
Mesa County, Colorado is a county in western Colorado known for its high-desert landscapes, agriculture, and as the home of the regional hub city of Grand Junction.
-
B.
Pueblo County, Colorado
Pueblo County, Colorado is a county in southern Colorado known for its seat, the city of Pueblo, and its mix of industrial, agricultural, and cultural significance along the Arkansas River.
-
C.
El Paso County, Colorado
El Paso County, Colorado is a populous county in central Colorado that includes the city of Colorado Springs and several major military and educational institutions.
-
D.
Broomfield, Colorado, United States
Broomfield, Colorado, United States is a suburban city between Denver and Boulder known for its mixed residential and commercial development and as the corporate base for several major companies.
-
E.
Las Animas County, Colorado
Las Animas County, Colorado is a large, sparsely populated county in southern Colorado known for its historic coal-mining communities, ranching, and the city of Trinidad as its county seat.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
administrative division
ⓘ
county ⓘ |
| borders |
Broomfield County, Colorado, United States
ⓘ
linked to:
Broomfield, Colorado, United States
Gilpin County, Colorado, United States ⓘ Grand County, Colorado, United States ⓘ
linked to:
Grand County, Colorado
Jefferson County, Colorado, United States ⓘ
linked to:
Jefferson County, Colorado
Larimer County, Colorado, United States ⓘ
linked to:
Larimer County, Colorado
Weld County, Colorado, United States ⓘ
linked to:
Weld County, Colorado
|
| contains |
Ball Aerospace headquarters
ⓘ
Boulder Canyon ⓘ Boulder County Open Space lands ⓘ Boulder Creek ⓘ Boulder Reservoir ⓘ Boulder Valley School District (majority of district) ⓘ City of Boulder, Colorado ⓘ
linked to:
Boulder, Colorado
City of Lafayette, Colorado ⓘ City of Longmont, Colorado ⓘ
linked to:
Longmont, Colorado, United States
Downtown Boulder ⓘ
linked to:
Boulder, Colorado
Eldorado Canyon State Park ⓘ Flatirons rock formations (near Boulder) ⓘ
linked to:
Flatirons
Google Boulder campus ⓘ Gross Reservoir ⓘ IBM Boulder campus ⓘ Indian Peaks Wilderness (partial) ⓘ
linked to:
Indian Peaks Wilderness
NOAA Earth System Research Laboratories (Boulder) ⓘ
linked to:
Earth System Research Laboratories
National Center for Atmospheric Research (NCAR) main facility ⓘ
linked to:
National Center for Atmospheric Research
National Institute of Standards and Technology (NIST) Boulder laboratories ⓘ Peak to Peak Scenic Byway (segment) ⓘ Pearl Street Mall ⓘ Rocky Mountain National Park (partial) ⓘ
linked to:
Rocky Mountain National Park
St. Vrain Creek ⓘ St. Vrain Valley School District (partial) ⓘ Town of Erie, Colorado ⓘ Town of Jamestown, Colorado ⓘ Town of Louisville, Colorado ⓘ Town of Lyons, Colorado ⓘ Town of Nederland, Colorado ⓘ Town of Superior, Colorado ⓘ Town of Ward, Colorado ⓘ University of Colorado Boulder (campus) ⓘ
linked to:
University of Colorado Boulder
|
| country | United States of America ⓘ |
| governmentType | county commission form of government ⓘ |
| hasWebsite | https://bouldercounty.gov/ ⓘ |
| knownFor |
cycling and trail systems
ⓘ
environmental and sustainability initiatives ⓘ outdoor recreation opportunities ⓘ rock climbing and hiking near the Flatirons ⓘ technology and startup industry ⓘ university community centered on University of Colorado Boulder ⓘ |
| largestCity | Boulder, Colorado ⓘ |
| locatedIn | northern Front Range of the Rocky Mountains ⓘ |
| seat | Boulder, Colorado ⓘ |
| state | Colorado ⓘ |
| timeZone | Mountain Time Zone ⓘ |
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: Boulder County, Colorado, United States Description of subject: Boulder County, Colorado, United States is a populous county along the northern Front Range that includes the city of Boulder and is known for its university community, tech industry, and outdoor recreation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Boulder County, Colorado, United States
linked to: Boulder County, Colorado, United States
subject linked to:
Broomfield, Colorado, United States
linked to: Boulder County, Colorado, United States