Lost Island Waterpark
E290417
Lost Island Waterpark is a large tropical-themed water park in Waterloo, Iowa, featuring numerous slides, pools, and family attractions.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lost Island Waterpark canonical | 3 |
| Lost Island Theme Park | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2710608 — 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: Lost Island Waterpark Context triple: [Waterloo, Iowa, hasAttraction, Lost Island Waterpark]
-
A.
DryTown Water Park
DryTown Water Park is a family-oriented seasonal water park in Palmdale, California, featuring slides, a lazy river, and other aquatic attractions.
-
B.
Wet ’n Wild Orlando
Wet ’n Wild Orlando was a pioneering Orlando water park, long operated by Universal, that became one of the area’s most popular aquatic attractions before its closure.
-
C.
Disney's Blizzard Beach Water Park
Disney's Blizzard Beach Water Park is a ski-resort–themed water park at Walt Disney World in Florida, featuring high-speed slides, a lazy river, and family attractions.
-
D.
Sandcastle Waterpark
Sandcastle Waterpark is a large indoor water park and leisure attraction located on Blackpool’s South Promenade in Lancashire, England.
-
E.
Aquaventure Waterpark
Aquaventure Waterpark is a large, themed water park in Dubai known for its record-breaking slides, marine animal encounters, and beachfront attractions.
- 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: Lost Island Waterpark Target entity description: Lost Island Waterpark is a large tropical-themed water park in Waterloo, Iowa, featuring numerous slides, pools, and family attractions.
-
A.
DryTown Water Park
DryTown Water Park is a family-oriented seasonal water park in Palmdale, California, featuring slides, a lazy river, and other aquatic attractions.
-
B.
Wet ’n Wild Orlando
Wet ’n Wild Orlando was a pioneering Orlando water park, long operated by Universal, that became one of the area’s most popular aquatic attractions before its closure.
-
C.
Disney's Blizzard Beach Water Park
Disney's Blizzard Beach Water Park is a ski-resort–themed water park at Walt Disney World in Florida, featuring high-speed slides, a lazy river, and family attractions.
-
D.
Sandcastle Waterpark
Sandcastle Waterpark is a large indoor water park and leisure attraction located on Blackpool’s South Promenade in Lancashire, England.
-
E.
Aquaventure Waterpark
Aquaventure Waterpark is a large, themed water park in Dubai known for its record-breaking slides, marine animal encounters, and beachfront attractions.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
amusement attraction
ⓘ
water park ⓘ |
| category |
tourist attraction in Iowa
ⓘ
water park in the United States ⓘ |
| city | Waterloo, Iowa ⓘ |
| country | United States of America ⓘ |
| hasAttractionType |
body slides
ⓘ
children’s play area ⓘ family raft rides ⓘ lazy river ⓘ tube slides ⓘ water slides ⓘ wave pool ⓘ |
| hasFeature |
cabanas
ⓘ
food and beverage concessions ⓘ gift shop ⓘ themed structures ⓘ tropical landscaping ⓘ |
| hasNearbyAttraction |
Lost Island Theme Park
ⓘ
linked to:
Lost Island Waterpark
|
| isKnownFor |
large size for a regional water park
ⓘ
tropical theming ⓘ variety of slides and attractions ⓘ |
| locatedIn |
Black Hawk County, Iowa
ⓘ
Cedar Valley region ⓘ |
| name | Lost Island Waterpark ⓘ |
| operatesDuring | summer season ⓘ |
| serves |
families
ⓘ
local residents ⓘ tourists ⓘ |
| state | Iowa ⓘ |
| theme | tropical theme ⓘ |
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: Lost Island Waterpark Description of subject: Lost Island Waterpark is a large tropical-themed water park in Waterloo, Iowa, featuring numerous slides, pools, and family attractions.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Lost Island Waterpark