Hurricane Isaac
E952368
Hurricane Isaac was a 2012 Atlantic tropical cyclone that brought prolonged heavy rain, storm surge, and flooding to parts of the U.S. Gulf Coast, particularly Louisiana and Mississippi.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hurricane Isaac canonical | 2 |
| Tropical Storm Isaac | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11896572 — 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: Hurricane Isaac Context triple: [Fort Pike, damagedBy, Hurricane Isaac]
-
A.
Hurricane Henry
Hurricane Henry was the ring nickname of Henry Armstrong, the legendary American boxer who simultaneously held world titles in three weight divisions.
-
B.
Hurricane Dennis
Hurricane Dennis was a powerful and destructive Category 4 Atlantic hurricane in July 2005 that caused significant damage and loss of life in the Caribbean and along the U.S. Gulf Coast.
-
C.
Hurricane Delta
Hurricane Delta was a late-season, unusually intense tropical cyclone in the 2005 Atlantic hurricane season that contributed to the season’s record-breaking storm activity.
-
D.
Hurricane Vince
Hurricane Vince was an unusual and relatively weak Atlantic hurricane in 2005 that became notable for forming far east in the Atlantic and making landfall on the Iberian Peninsula as a tropical system.
-
E.
Hurricane Lane
Hurricane Lane is a top-class British Thoroughbred racehorse known for his multiple Group 1 victories in major European staying races.
- 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: Hurricane Isaac Target entity description: Hurricane Isaac was a 2012 Atlantic tropical cyclone that brought prolonged heavy rain, storm surge, and flooding to parts of the U.S. Gulf Coast, particularly Louisiana and Mississippi.
-
A.
Hurricane Henry
Hurricane Henry was the ring nickname of Henry Armstrong, the legendary American boxer who simultaneously held world titles in three weight divisions.
-
B.
Hurricane Dennis
Hurricane Dennis was a powerful and destructive Category 4 Atlantic hurricane in July 2005 that caused significant damage and loss of life in the Caribbean and along the U.S. Gulf Coast.
-
C.
Hurricane Delta
Hurricane Delta was a late-season, unusually intense tropical cyclone in the 2005 Atlantic hurricane season that contributed to the season’s record-breaking storm activity.
-
D.
Hurricane Vince
Hurricane Vince was an unusual and relatively weak Atlantic hurricane in 2005 that became notable for forming far east in the Atlantic and making landfall on the Iberian Peninsula as a tropical system.
-
E.
Hurricane Lane
Hurricane Lane is a top-class British Thoroughbred racehorse known for his multiple Group 1 victories in major European staying races.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
2012 Atlantic hurricane season storm
ⓘ
Atlantic hurricane ⓘ tropical cyclone ⓘ |
| affectedArea |
Alabama
ⓘ
Arkansas ⓘ Caribbean ⓘ Cuba ⓘ Dominican Republic ⓘ Florida ⓘ Haiti ⓘ Lesser Antilles ⓘ Louisiana ⓘ Mississippi ⓘ |
| alsoKnownAs |
Tropical Storm Isaac
ⓘ
linked to:
Hurricane Isaac
|
| basin | Atlantic Ocean ⓘ |
| caused |
coastal flooding
ⓘ
freshwater flooding ⓘ heavy rainfall ⓘ power outages ⓘ storm surge ⓘ tornadoes ⓘ |
| damageDescription | billions of dollars in damage ⓘ |
| damageUSD | 2400000000 ⓘ |
| dissipatedOn | 2012-09-01 ⓘ |
| enteredGulfOfMexico | 2012-08-26 ⓘ |
| fatalitiesRegion |
Haiti
ⓘ
United States ⓘ
linked to:
United States of America
|
| fatalitiesRegionCount |
24
ⓘ
9 ⓘ |
| fatalitiesTotal | 41 ⓘ |
| formedOn | 2012-08-21 ⓘ |
| landfallCountry |
United States
ⓘ
linked to:
United States of America
|
| landfallDate |
2012-08-28
ⓘ
2012-08-29 ⓘ |
| landfallLocation |
near Port Fourchon, Louisiana
ⓘ
near the mouth of the Mississippi River, Louisiana ⓘ |
| landfallState |
Louisiana
ⓘ
Mississippi ⓘ |
| maximumSustainedWindsKmh | 130 ⓘ |
| maximumSustainedWindsMph | 80 ⓘ |
| minimumCentralPressureHpa | 968 ⓘ |
| nameRetired | no ⓘ |
| nameReusedInLaterSeasons | yes ⓘ |
| notableFor |
prolonged heavy rain over U.S. Gulf Coast
ⓘ
significant storm surge in Louisiana and Mississippi ⓘ |
| origin | tropical wave off the coast of Africa ⓘ |
| peakCategory | Category 1 hurricane ⓘ |
| peakSaffirSimpsonCategory | 1 ⓘ |
| season | 2012 Atlantic hurricane season ⓘ |
| slowMovementNearCoast | yes ⓘ |
| stormNumberInSeason | 9 ⓘ |
| type | Cape Verde-type hurricane ⓘ |
| year | 2012 ⓘ |
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: Hurricane Isaac Description of subject: Hurricane Isaac was a 2012 Atlantic tropical cyclone that brought prolonged heavy rain, storm surge, and flooding to parts of the U.S. Gulf Coast, particularly Louisiana and Mississippi.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hurricane Isaac