Hurricane Betsy (1965)
E522360
Hurricane Betsy (1965) was a powerful and destructive Category 4 Atlantic hurricane that caused widespread damage and flooding across the Bahamas, Florida, and the U.S. Gulf Coast, particularly in Louisiana.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hurricane Betsy | 1 |
| Hurricane Betsy (1965) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5490878 — 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 Betsy (1965) Context triple: [Stiltsville, significantEvent, Hurricane Betsy (1965)]
-
A.
Hurricane Camille
Hurricane Camille was a catastrophic Category 5 Atlantic hurricane in 1969 that caused extreme devastation and loss of life along the U.S. Gulf Coast, particularly in Mississippi.
-
B.
Hurricane Agnes 1972
Hurricane Agnes 1972 was a devastating Atlantic hurricane that caused catastrophic flooding and widespread damage across the eastern United States, particularly in June 1972.
-
C.
Labor Day Hurricane of 1935
The Labor Day Hurricane of 1935 was a catastrophic Category 5 Atlantic hurricane that devastated the Florida Keys, killing hundreds and causing extensive destruction, including the ruin of major infrastructure.
-
D.
Hurricane Andrew
Hurricane Andrew was a devastating Category 5 Atlantic hurricane in 1992 that caused catastrophic damage in South Florida and parts of Louisiana, becoming one of the costliest and most destructive storms in U.S. history.
-
E.
Hurricane Hank
Hurricane Hank was the nickname of Henry Armstrong, a legendary American boxer renowned for simultaneously holding world titles in three different weight divisions.
- 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 Betsy (1965) Target entity description: Hurricane Betsy (1965) was a powerful and destructive Category 4 Atlantic hurricane that caused widespread damage and flooding across the Bahamas, Florida, and the U.S. Gulf Coast, particularly in Louisiana.
-
A.
Hurricane Camille
Hurricane Camille was a catastrophic Category 5 Atlantic hurricane in 1969 that caused extreme devastation and loss of life along the U.S. Gulf Coast, particularly in Mississippi.
-
B.
Hurricane Agnes 1972
Hurricane Agnes 1972 was a devastating Atlantic hurricane that caused catastrophic flooding and widespread damage across the eastern United States, particularly in June 1972.
-
C.
Labor Day Hurricane of 1935
The Labor Day Hurricane of 1935 was a catastrophic Category 5 Atlantic hurricane that devastated the Florida Keys, killing hundreds and causing extensive destruction, including the ruin of major infrastructure.
-
D.
Hurricane Andrew
Hurricane Andrew was a devastating Category 5 Atlantic hurricane in 1992 that caused catastrophic damage in South Florida and parts of Louisiana, becoming one of the costliest and most destructive storms in U.S. history.
-
E.
Hurricane Hank
Hurricane Hank was the nickname of Henry Armstrong, a legendary American boxer renowned for simultaneously holding world titles in three different weight divisions.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Atlantic hurricane
ⓘ
Cape Verde hurricane ⓘ Category 4 hurricane ⓘ |
| affectedArea |
Arkansas
NERFINISHED
ⓘ
Florida Keys NERFINISHED ⓘ Gulf of Mexico NERFINISHED ⓘ Inland United States ⓘ Louisiana NERFINISHED ⓘ Mississippi NERFINISHED ⓘ New Orleans NERFINISHED ⓘ South Florida NERFINISHED ⓘ The Bahamas NERFINISHED ⓘ |
| basin | Atlantic Ocean NERFINISHED ⓘ |
| caused |
levee overtopping in New Orleans
ⓘ
severe coastal flooding in Louisiana ⓘ storm surge flooding in New Orleans ⓘ widespread wind damage in South Florida ⓘ |
| countryMostAffected | United States NERFINISHED ⓘ |
| damageCostNote | costs in 1965 USD ⓘ |
| damageCostUSD | 1200000000 ⓘ |
| dissipatedOn | 1965-09-13 ⓘ |
| fatalitiesApproximate | 75 ⓘ |
| fatalitiesRange | 70–80 ⓘ |
| formedOn | 1965-08-27 ⓘ |
| impactedCity |
Baton Rouge
NERFINISHED
ⓘ
Miami NERFINISHED ⓘ New Orleans NERFINISHED ⓘ |
| madeLandfallIn |
Florida
NERFINISHED
ⓘ
Louisiana NERFINISHED ⓘ The Bahamas NERFINISHED ⓘ |
| maximumCategory | Category 4 ⓘ |
| maximumSustainedWindsMph | 155 ⓘ |
| minimumCentralPressureMb | 942 ⓘ |
| nameRetired | true ⓘ |
| nameRetiredFrom | Atlantic hurricane naming list ⓘ |
| nicknamed | Billion-Dollar Betsy NERFINISHED ⓘ |
| notableFor |
being one of the costliest U.S. hurricanes at the time
ⓘ
causing extensive flooding in New Orleans prior to Hurricane Katrina ⓘ |
| rainfallImpact | heavy rainfall across the Gulf Coast ⓘ |
| retirementAnnouncedBy | World Meteorological Organization NERFINISHED ⓘ |
| season | 1965 Atlantic hurricane season NERFINISHED ⓘ |
| stateMostAffected | Louisiana NERFINISHED ⓘ |
| stormSurgeHeightFeetApproximate | 10 ⓘ |
| trackFeature |
crossed South Florida
ⓘ
entered Gulf of Mexico ⓘ looped near The Bahamas ⓘ made final landfall near Grand Isle, Louisiana ⓘ |
| windImpact | downed power lines across South Florida ⓘ |
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 Betsy (1965) Description of subject: Hurricane Betsy (1965) was a powerful and destructive Category 4 Atlantic hurricane that caused widespread damage and flooding across the Bahamas, Florida, and the U.S. Gulf Coast, particularly in Louisiana.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hurricane Betsy