CREATE TABLE table_42571 ("Match" FLOAT, "Date" CLOB, "Home/Away" CLOB, "Opponent team" CLOB, "Score" CLOB)

What was the highest match when the away opponent was Dalian Shide Siwu?
SELECT MAX("Match") FROM table_42571 WHERE "Opponent team" = 'dalian shide siwu' AND "Home/Away" = 'away'
SELECT MAX("Match") FROM "table_42571" WHERE "Home/Away" = 'away' AND "Opponent team" = 'dalian shide siwu'