Question: Who were the 2nd group scorers that were opponents of Olympiacos?
SQL: SELECT "Scorers" FROM "2-12845546-7" WHERE "Group position" = '2nd' AND "Opponents" = 'Olympiacos';

Question: Who were F–A of 1–0 scorers?
SQL: SELECT "Scorers" FROM "2-12845546-7" WHERE "Result F–A" = '1–0';