Question: Who are all the opponents of Slovakia?
SQL: SELECT "Opponents" FROM "1-16741821-9" WHERE "Against" = 'Slovakia';

Question: What is the name of the round against the opponents Jesse Huta Galung Peter Wessels?
SQL: SELECT "Round" FROM "1-16741821-9" WHERE "Opponents" = 'Jesse Huta Galung Peter Wessels';