Assertion: gun's ban | /r/AtLocation | effect
Facets:
value: during the 10-year period
type: TEMPORAL
Source sentences:
text: In fact, violent crime has fallen by more than 50 percent since 1997, when the ban was in effect.
text: Klarevas identified 12 mass shootings that resulted in 89 deaths when the ban was in effect, down from 19 incidents and 155 deaths in the previous 10-year period, from 1984 to 1994, the Post article says.
text: The study found that during the 10-year period the federal ban was in effect, mass shooting fatalities were 70 percent less likely to occur than either before or after the ban.