Question: How many season had Melgar as a champion?
SQL: SELECT COUNT("Season") FROM "1-23647668-2" WHERE "Champion" = 'Melgar';

Question: What year was the season with the top scoring club being Sporting Cristal and the champion was Universitario?
SQL: SELECT "Season" FROM "1-23647668-2" WHERE "Top scorers club" = 'Sporting Cristal' AND "Champion" = 'Universitario';

Question: Who was in third place in the 1980 season?
SQL: SELECT "Third place" FROM "1-23647668-2" WHERE "Season" = 1980.0;