U.S. Open of Surfing
E695501
The U.S. Open of Surfing is one of the world’s largest and most prestigious annual surfing competitions and action sports festivals, held each summer in Huntington Beach, California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| U.S. Open of Surfing canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7797992 — 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: U.S. Open of Surfing Context triple: [Huntington Beach, hasEvent, U.S. Open of Surfing]
-
A.
Surf Expo
Surf Expo is a major trade show for the surf, beach, and water sports industry, featuring exhibitors, product showcases, and networking events for retailers and brands.
-
B.
Eddie Aikau Big Wave Invitational
The Eddie Aikau Big Wave Invitational is a prestigious, rarely held big-wave surfing contest honoring legendary lifeguard and surfer Eddie Aikau, run only when massive swells meet its strict wave-height criteria.
-
C.
Siargao International Surfing Cup
The Siargao International Surfing Cup is a renowned annual surfing competition in the Philippines that attracts top local and international surfers to the world-class waves of Siargao Island.
-
D.
Billabong Pro Tahiti
The Billabong Pro Tahiti is a premier professional surfing competition on the World Surf League tour, renowned for its heavy, barreling waves and challenging conditions.
-
E.
Mavericks big-wave surfing event
Mavericks big-wave surfing event is a renowned big-wave surfing competition held off the coast of Half Moon Bay, California, famous for its massive, powerful winter swells that attract elite surfers from around the world.
- 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: U.S. Open of Surfing Target entity description: The U.S. Open of Surfing is one of the world’s largest and most prestigious annual surfing competitions and action sports festivals, held each summer in Huntington Beach, California.
-
A.
Surf Expo
Surf Expo is a major trade show for the surf, beach, and water sports industry, featuring exhibitors, product showcases, and networking events for retailers and brands.
-
B.
Eddie Aikau Big Wave Invitational
The Eddie Aikau Big Wave Invitational is a prestigious, rarely held big-wave surfing contest honoring legendary lifeguard and surfer Eddie Aikau, run only when massive swells meet its strict wave-height criteria.
-
C.
Siargao International Surfing Cup
The Siargao International Surfing Cup is a renowned annual surfing competition in the Philippines that attracts top local and international surfers to the world-class waves of Siargao Island.
-
D.
Billabong Pro Tahiti
The Billabong Pro Tahiti is a premier professional surfing competition on the World Surf League tour, renowned for its heavy, barreling waves and challenging conditions.
-
E.
Mavericks big-wave surfing event
Mavericks big-wave surfing event is a renowned big-wave surfing competition held off the coast of Half Moon Bay, California, famous for its massive, powerful winter swells that attract elite surfers from around the world.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
action sports festival
ⓘ
annual sporting event ⓘ surfing competition ⓘ |
| alsoKnownAs |
US Open
NERFINISHED
ⓘ
US Open of Surfing NERFINISHED ⓘ |
| associatedWith | Huntington Beach Pier NERFINISHED ⓘ |
| audience | international ⓘ |
| category |
annual events in California
ⓘ
sports competitions in California ⓘ surfing competitions in the United States ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| foundedBy | Op Pro organizers ⓘ |
| genderCategory |
men
ⓘ
women ⓘ |
| governingBody | World Surf League NERFINISHED ⓘ |
| hasCategory |
amateur surfing
ⓘ
professional surfing ⓘ |
| hasComponent |
lifestyle expo
ⓘ
music festival ⓘ vendor village ⓘ |
| hasDiscipline |
BMX
ⓘ
longboard surfing ⓘ shortboard surfing ⓘ skateboarding ⓘ |
| hasFeature |
brand sponsorships
ⓘ
environmental and beach clean-up initiatives ⓘ youth-oriented marketing activations ⓘ |
| heldAt | Huntington City Beach NERFINISHED ⓘ |
| heldIn | Orange County, California NERFINISHED ⓘ |
| hostCityNickname | Surf City USA NERFINISHED ⓘ |
| location | Huntington Beach, California NERFINISHED ⓘ |
| mediaCoverage |
online streaming
ⓘ
surf media outlets ⓘ television ⓘ |
| notableFor |
being one of the most prestigious surfing competitions
ⓘ
being one of the world’s largest surfing events ⓘ large spectator attendance ⓘ |
| predecessor | Op Pro NERFINISHED ⓘ |
| recurrence | annual ⓘ |
| region | Southern California ⓘ |
| season | summer ⓘ |
| spectatorType | free-to-attend event ⓘ |
| sport | surfing ⓘ |
| surface | ocean waves ⓘ |
| tourLevel | WSL Challenger Series event ⓘ |
| typicalDuration | multiple days ⓘ |
| typicalMonth |
August
ⓘ
July ⓘ |
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: U.S. Open of Surfing Description of subject: The U.S. Open of Surfing is one of the world’s largest and most prestigious annual surfing competitions and action sports festivals, held each summer in Huntington Beach, California.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.