Question: What was the score of the 2nd leg when the Belgrano played the first leg at home with a score of 2-1?
SQL: SELECT "2nd leg" FROM "2-17968233-2" WHERE "1st Leg" = '2-1' AND "Home (1st leg)" = 'Belgrano';

Question: What was the aggregate score that had a 1-2 second leg score?
SQL: SELECT "Aggregate" FROM "2-17968233-2" WHERE "2nd leg" = '1-2';

Question: Which team played their first leg at home with an aggregate score of 3-4?
SQL: SELECT "Home (1st leg)" FROM "2-17968233-2" WHERE "Aggregate" = '3-4';

Question: Which team played the 2nd leg at home with a tie of 1-1 and scored 3-2 in aggregate?
SQL: SELECT "Home (2nd leg)" FROM "2-17968233-2" WHERE "Aggregate" = '3-2' AND "2nd leg" = '1-1';

Question: Who played at home for the 2nd leg with a score of 1-2?
SQL: SELECT "Home (2nd leg)" FROM "2-17968233-2" WHERE "2nd leg" = '1-2';

Question: Who played at home for the second leg with a score of 0-1 and tied 0-0 in the first leg?
SQL: SELECT "Home (2nd leg)" FROM "2-17968233-2" WHERE "1st Leg" = '0-0' AND "2nd leg" = '0-1';