CREATE TABLE table_13316 ("Tie no" CLOB, "Home team" CLOB, "Score" CLOB, "Away team" CLOB, "Date" CLOB)

What away team has wrexham as the home team?
SELECT "Away team" FROM table_13316 WHERE "Home team" = 'wrexham'
SELECT "Away team" FROM "table_13316" WHERE "Home team" = 'wrexham'