Assertion: martin's nest | /r/HasProperty | built in hollow tree
Facets:
value: in an abandoned woodpecker nest
type: LOCATION
value: exceptionally
type: DEGREE
Source sentences:
text: While the occasional nest is still built in a hollow tree (or, exceptionally, in an abandoned woodpecker nest), most are now found in chimneys, with smaller numbers in airshafts, the dark corners of lightly used buildings, cisterns, or wells.