rough-legged buzzard
E1022324
The rough-legged buzzard is a medium-large Arctic and sub-Arctic raptor known for its feathered legs, hovering hunting style, and seasonal migrations between northern breeding grounds and more temperate wintering areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| rough-legged buzzard canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13118674 — 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: rough-legged buzzard Context triple: [Varanger Peninsula, hasBirdSpecies, rough-legged buzzard]
-
A.
Bonelli's eagle
Bonelli's eagle is a medium-sized, powerful bird of prey found in parts of southern Europe, Africa, and Asia, known for its agile flight and preference for rugged, mountainous habitats.
-
B.
bateleur eagle
The bateleur eagle is a striking, medium-sized African raptor known for its bold black, chestnut, and white plumage, bright red facial skin and legs, and distinctive, acrobatic flight.
-
C.
Lanner falcon
The Lanner falcon is a medium-sized, fast-flying bird of prey found across parts of Africa, Europe, and Asia, known for its agile hunting of birds in open habitats.
-
D.
Eurasian sparrowhawk
The Eurasian sparrowhawk is a small, agile bird of prey found across Europe and parts of Asia, known for its rapid, low-level flight through woodlands as it hunts smaller birds.
-
E.
Montagu's harrier
Montagu's harrier is a slender, migratory bird of prey found across Europe and western Asia, known for its low, buoyant flight over open countryside and its reliance on grasslands and arable fields for breeding.
- 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: rough-legged buzzard Target entity description: The rough-legged buzzard is a medium-large Arctic and sub-Arctic raptor known for its feathered legs, hovering hunting style, and seasonal migrations between northern breeding grounds and more temperate wintering areas.
-
A.
Bonelli's eagle
Bonelli's eagle is a medium-sized, powerful bird of prey found in parts of southern Europe, Africa, and Asia, known for its agile flight and preference for rugged, mountainous habitats.
-
B.
bateleur eagle
The bateleur eagle is a striking, medium-sized African raptor known for its bold black, chestnut, and white plumage, bright red facial skin and legs, and distinctive, acrobatic flight.
-
C.
Lanner falcon
The Lanner falcon is a medium-sized, fast-flying bird of prey found across parts of Africa, Europe, and Asia, known for its agile hunting of birds in open habitats.
-
D.
Eurasian sparrowhawk
The Eurasian sparrowhawk is a small, agile bird of prey found across Europe and parts of Asia, known for its rapid, low-level flight through woodlands as it hunts smaller birds.
-
E.
Montagu's harrier
Montagu's harrier is a slender, migratory bird of prey found across Europe and western Asia, known for its low, buoyant flight over open countryside and its reliance on grasslands and arable fields for breeding.
- F. None of above. chosen
Statements (58)
| Predicate | Object |
|---|---|
| instanceOf |
bird species
ⓘ
hawk ⓘ raptor ⓘ vertebrate ⓘ |
| binomialName | Buteo lagopus NERFINISHED ⓘ |
| bodyLength | approximately 46–60 cm ⓘ |
| breedingRange |
Arctic tundra
NERFINISHED
ⓘ
northern Asia ⓘ northern Europe NERFINISHED ⓘ northern North America ⓘ subarctic regions ⓘ |
| class | Aves NERFINISHED ⓘ |
| clutchSize | typically 3–7 eggs ⓘ |
| commonName |
rough-legged buzzard
ⓘ
rough-legged hawk NERFINISHED ⓘ roughleg ⓘ |
| continent |
Asia
ⓘ
Europe ⓘ North America ⓘ |
| describedBy | Carl Linnaeus ⓘ |
| diet |
carrion
ⓘ
lemmings ⓘ small birds ⓘ small mammals ⓘ voles ⓘ |
| family | Accipitridae NERFINISHED ⓘ |
| genus | Buteo NERFINISHED ⓘ |
| habitat |
marshes
ⓘ
open fields ⓘ peatlands ⓘ tundra ⓘ |
| huntingBehavior |
hovering over open ground
ⓘ
hunting from perches ⓘ |
| IUCNStatus | Least Concern ⓘ |
| IUCNStatusSystem | IUCN Red List NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| legFeathering | adaptation to cold climates ⓘ |
| migration | long-distance migrant ⓘ |
| migrationPattern | breeds in Arctic and winters further south ⓘ |
| nestingSite |
cliffs
ⓘ
ground on steep slopes ⓘ rocky outcrops ⓘ |
| nonBreedingRange |
temperate Asia
ⓘ
temperate Europe ⓘ temperate North America ⓘ |
| notableFeature |
broad wings
ⓘ
feathered legs to the toes ⓘ relatively small bill ⓘ |
| order | Accipitriformes NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| plumage | variable light and dark morphs ⓘ |
| primaryThreats |
fluctuations in small mammal populations
ⓘ
habitat change in Arctic regions ⓘ |
| sexualDimorphism | females larger than males ⓘ |
| tailPattern | white tail with dark terminal band in most individuals ⓘ |
| taxonRank | species ⓘ |
| wingspan | approximately 120–150 cm ⓘ |
| yearDescribed | 1758 ⓘ |
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: rough-legged buzzard Description of subject: The rough-legged buzzard is a medium-large Arctic and sub-Arctic raptor known for its feathered legs, hovering hunting style, and seasonal migrations between northern breeding grounds and more temperate wintering areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.