Table: volleyball_world_league_match_3
Columns: date
score
set_1
set_2
set_3
set_4
set_5
total

Question: Which set 3 has a Set 1 of 19-25, and a Set 2 of 19-25?
SQL: SELECT "set_3" FROM volleyball_world_league_match_3 WHERE "set_1" = '19-25' AND "set_2" = '19-25'

Question: What is the set 5 if the Date is jun 7, and a Set 4 is 21-25?
SQL: SELECT "set_5" FROM volleyball_world_league_match_3 WHERE "date" = 'jun 7' AND "set_4" = '21-25'

Question: What is the Set 5 if Set 2 is 25-20?
SQL: SELECT "set_5" FROM volleyball_world_league_match_3 WHERE "set_2" = '25-20'