Montagu's harrier
E746633
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Montagu's harrier canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8604327 — 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: Montagu's harrier Context triple: [Castro Verde, notableSpecies, Montagu's harrier]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Mauritius kestrel
The Mauritius kestrel is a small falcon once considered the world’s rarest bird, known for its dramatic recovery from the brink of extinction on the island of Mauritius.
-
E.
little bustard
The little bustard is a medium-sized ground-dwelling bird of open grasslands and steppes, known for its cryptic plumage and the males’ distinctive display calls during the breeding season.
- 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: Montagu's harrier Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
Mauritius kestrel
The Mauritius kestrel is a small falcon once considered the world’s rarest bird, known for its dramatic recovery from the brink of extinction on the island of Mauritius.
-
E.
little bustard
The little bustard is a medium-sized ground-dwelling bird of open grasslands and steppes, known for its cryptic plumage and the males’ distinctive display calls during the breeding season.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
bird of prey
ⓘ
harrier ⓘ migratory bird ⓘ |
| binomialName | Circus pygargus NERFINISHED ⓘ |
| bodyShape | slender ⓘ |
| breedingRange |
Europe
NERFINISHED
ⓘ
western Asia NERFINISHED ⓘ |
| breedingSystem | monogamous ⓘ |
| class | Aves NERFINISHED ⓘ |
| clutchSize | 3–5 eggs ⓘ |
| commonName |
Circus pygargus
NERFINISHED
ⓘ
Montagu's harrier NERFINISHED ⓘ |
| conservationAction | nest protection in farmland ⓘ |
| describedBy | Carl Linnaeus ⓘ |
| diet |
large insects
ⓘ
reptiles ⓘ small birds ⓘ small mammals ⓘ |
| distribution | Palearctic region NERFINISHED ⓘ |
| family | Accipitridae NERFINISHED ⓘ |
| femalePlumage | brown with streaked underparts ⓘ |
| flightStyle | low buoyant flight ⓘ |
| genus | Circus NERFINISHED ⓘ |
| habitat |
arable fields
ⓘ
grasslands ⓘ heathland ⓘ marshes ⓘ open countryside ⓘ |
| huntingMethod | quartering flight over fields ⓘ |
| IUCNStatus | Least Concern ⓘ |
| kingdom | Animalia ⓘ |
| malePlumage | grey upperparts with black wingtips ⓘ |
| migratoryBehavior | long-distance migrant ⓘ |
| namedAfter | George Montagu NERFINISHED ⓘ |
| nestSite |
grassland vegetation
ⓘ
tall crops ⓘ |
| nestType | ground nest ⓘ |
| order | Accipitriformes NERFINISHED ⓘ |
| sexualDimorphism | present ⓘ |
| similarTo |
hen harrier
ⓘ
pallid harrier NERFINISHED ⓘ |
| tailShape | long tail ⓘ |
| taxonRank | species ⓘ |
| threats |
habitat loss
ⓘ
intensive agriculture ⓘ mechanical harvesting of crops ⓘ |
| wingShape | long narrow wings ⓘ |
| winteringRange | sub-Saharan Africa NERFINISHED ⓘ |
| 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: Montagu's harrier Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.