Arroyo Seco in Pasadena parklands
E369396
Arroyo Seco in Pasadena parklands is a natural recreational area in Pasadena, California, featuring trails, open space, and access to the Arroyo Seco stream corridor for outdoor activities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Arroyo Seco in Pasadena parklands canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3565649 — 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: Arroyo Seco in Pasadena parklands Context triple: [Arroyo Seco, hasRecreationArea, Arroyo Seco in Pasadena parklands]
-
A.
Yorba Regional Park
Yorba Regional Park is a large public park in Anaheim, California, known for its lakes, picnic areas, and extensive recreational facilities along the Santa Ana River.
-
B.
Wilshire Trails Park
Wilshire Trails Park is a public recreational park in Gainesville, Georgia, known for its wooded walking trails, creekside scenery, and family-friendly outdoor amenities.
-
C.
Cucamonga-Guasti Regional Park
Cucamonga-Guasti Regional Park is a public recreational area in Rancho Cucamonga, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
D.
Yucaipa Regional Park
Yucaipa Regional Park is a public recreational area in Yucaipa, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
E.
Contra Loma Regional Park
Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
- 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: Arroyo Seco in Pasadena parklands Target entity description: Arroyo Seco in Pasadena parklands is a natural recreational area in Pasadena, California, featuring trails, open space, and access to the Arroyo Seco stream corridor for outdoor activities.
-
A.
Yorba Regional Park
Yorba Regional Park is a large public park in Anaheim, California, known for its lakes, picnic areas, and extensive recreational facilities along the Santa Ana River.
-
B.
Wilshire Trails Park
Wilshire Trails Park is a public recreational park in Gainesville, Georgia, known for its wooded walking trails, creekside scenery, and family-friendly outdoor amenities.
-
C.
Cucamonga-Guasti Regional Park
Cucamonga-Guasti Regional Park is a public recreational area in Rancho Cucamonga, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
D.
Yucaipa Regional Park
Yucaipa Regional Park is a public recreational area in Yucaipa, California, featuring lakes, picnic areas, and outdoor activities for visitors.
-
E.
Contra Loma Regional Park
Contra Loma Regional Park is a public recreation area in Contra Costa County, California, known for its reservoir, fishing, swimming lagoon, and hiking and biking trails.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
natural area
ⓘ
parkland ⓘ recreational area ⓘ |
| followsWatercourse |
Arroyo Seco
ⓘ
surface form:
Arroyo Seco stream
|
| hasAccess |
local Pasadena neighborhoods
ⓘ
regional trail connections ⓘ |
| hasActivity |
bicycling
ⓘ
birdwatching ⓘ picnicking ⓘ |
| hasConservationRole |
open space preservation
ⓘ
urban nature habitat ⓘ |
| hasEnvironment |
canyon landscape
ⓘ
riparian corridor ⓘ |
| hasFeature |
open space
ⓘ
stream corridor access ⓘ trails ⓘ |
| hasPrimaryUse |
environmental enjoyment
ⓘ
public recreation ⓘ |
| hasTypeOfTrail |
dirt paths
ⓘ
multi-use trails ⓘ unpaved trails ⓘ |
| hasWaterFeature |
seasonal stream flow
ⓘ
stream channel ⓘ |
| isNearby |
Brookside Park
NERFINISHED
ⓘ
Rose Bowl Stadium (home football venue) ⓘ
surface form:
Rose Bowl area
|
| isPartOfPlanningArea | Pasadena park system ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Los Angeles County ⓘ
surface form:
Los Angeles County, California
Pasadena ⓘ
surface form:
Pasadena, California
United States of America ⓘ
surface form:
United States
|
| managedBy |
Pasadena
ⓘ
surface form:
City of Pasadena
|
| partOf |
Arroyo Seco
ⓘ
surface form:
Arroyo Seco watershed
greater Arroyo Seco corridor ⓘ |
| usedFor |
hiking
ⓘ
nature observation ⓘ outdoor recreation ⓘ running ⓘ walking ⓘ |
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: Arroyo Seco in Pasadena parklands Description of subject: Arroyo Seco in Pasadena parklands is a natural recreational area in Pasadena, California, featuring trails, open space, and access to the Arroyo Seco stream corridor for outdoor activities.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.