CREATE TABLE table_8267 ("Tie no" CLOB, "Home team" CLOB, "Score" CLOB, "Away team" CLOB, "Attendance" CLOB)

What was the tie number when the away team was Wrexham?
SELECT "Tie no" FROM table_8267 WHERE "Away team" = 'wrexham'
SELECT "Tie no" FROM "table_8267" WHERE "Away team" = 'wrexham'