Question: What is the age group for Figure skating?
SQL: SELECT "Age groups" FROM "2-13092576-2" WHERE "Sport" = 'Figure skating';

Question: what is the sport when the age group is 21 or younger and the competition name is World Youth Netball Championships?
SQL: SELECT "Sport" FROM "2-13092576-2" WHERE "Age groups" = '21 or younger' AND "Competition name" = 'World Youth Netball Championships';

Question: what is the competition name when the age group is 17 or younger for Athletics?
SQL: SELECT "Competition name" FROM "2-13092576-2" WHERE "Age groups" = '17 or younger' AND "Sport" = 'Athletics';

Question: what is the competing entities when the age group is 18 or younger, held every is One year and the sport is Table tennis?
SQL: SELECT "Competing entities" FROM "2-13092576-2" WHERE "Age groups" = '18 or younger' AND "Held every" = 'One year' AND "Sport" = 'Table tennis';