Table: yugo_football_results
Columns: date
city
opponent
results
type_of_game

Question: What was the result of the game against Luxembourg?
SQL: SELECT "results" FROM yugo_football_results WHERE "opponent" = 'luxembourg'

Question: When did the city of Novi Sad participate?
SQL: SELECT "date" FROM yugo_football_results WHERE "city" = 'novi sad'

Question: What was the result of the game against Luxembourg?
SQL: SELECT "results" FROM yugo_football_results WHERE "opponent" = 'luxembourg'