CREATE TABLE table_56747 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Which away team scored 23.11 (149)?
SELECT "Away team" FROM table_56747 WHERE "Away team score" = '23.11 (149)'
SELECT "Away team" FROM "table_56747" WHERE "Away team score" = '23.11 (149)'