Assertion: elk's antler | /r/HasProperty | shed in march
Facets:
value: each year
type: TEMPORAL
value: usually
type: TEMPORAL
Source sentences:
text: The antlers are usually shed in March or April, and begin regrowing in May, when the bony growth is nourished by blood vessels and covered by furry-looking "velvet.
text: Their antlers are shed each year in March and re-grow throughout the following spring and summer.