Assertion: red winged blackbird | /r/HasProperty | abundant
Facets:
value: very
type: DEGREE
value: in summer
type: TEMPORAL
Source sentences:
text: In the northern part of the Great Plains, an area known as the Prairie Pothole Region, in red-winged blackbirds are very abundant in summer, they congregate in post-reproductive flocks that significantly harm crops, particularly sunflower plantations near their home sites.