Assertion: copperhead | /r/HasProperty | the cause of many snakebites
Facets:
value: according to the national zoo
type: OTHER
value: annually
type: TEMPORAL
Source sentences:
text: Though the copperhead is the cause of many snakebites annually, those bites are rarely fatal.
text: According to the National Zoo, "The copperhead is the cause of many snakebites yearly but they are rarely fatal.