Assertion: stilt | /r/CapableOf | expand their breeding range
Facets:
value: over the last 30 years
type: TEMPORAL
value: to missouri
type: LOCATION
value: up the mississippi river
type: LOCATION
Source sentences:
text: Stilts have been expanding their breeding range up the Mississippi River to Missouri over the last 30 years and are now fairly common nesting birds.