Question: What was the score when the Tie no was 6?
SQL: SELECT "Score" FROM "2-17455843-6" WHERE "Tie no" = 6.0;

Question: What was the score when the Tie no less than 2?
SQL: SELECT "Score" FROM "2-17455843-6" WHERE "Tie no" < 2.0;

Question: Who was the away team when the home team was Sunderland?
SQL: SELECT "Away team" FROM "2-17455843-6" WHERE "Home team" = 'Sunderland';