Table: issf_world_cup_shooters
Columns: shooter
event
rank_points
score_points
total

Question: What event is defending champion the total?
SQL: SELECT "event" FROM issf_world_cup_shooters WHERE "total" = 'defending champion'

Question: The event WC Rio De Janeiro with a total of 16 has what as rank points?
SQL: SELECT "rank_points" FROM issf_world_cup_shooters WHERE "event" = 'wc rio de janeiro' AND "total" = '16'

Question: Who is the shooter at the WC Rio De Janeiro event with 10 rank points?
SQL: SELECT "shooter" FROM issf_world_cup_shooters WHERE "event" = 'wc rio de janeiro' AND "rank_points" = '10'