Question: Who was the opponent in Belgrade and had a result of 5:2?
SQL: SELECT "Opponent" FROM "2-14305653-31" WHERE "City" = 'Belgrade' AND "Results¹" = '5:2';

Question: On what date was there a Friendly game against Wales?
SQL: SELECT "Date" FROM "2-14305653-31" WHERE "Type of game" = 'Friendly' AND "Opponent" = 'Wales';

Question: What were the results against the game against Egypt?
SQL: SELECT "Results¹" FROM "2-14305653-31" WHERE "Opponent" = 'Egypt';

Question: What were the results against the game against Skoplje?
SQL: SELECT "Results¹" FROM "2-14305653-31" WHERE "City" = 'Skoplje';

Question: What type of game was held against France with the results of 3:1?
SQL: SELECT "Type of game" FROM "2-14305653-31" WHERE "Results¹" = '3:1' AND "Opponent" = 'France';