CREATE TABLE table_57691 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What is the scoreof the away team Collingwood?
SELECT "Away team score" FROM table_57691 WHERE "Away team" = 'collingwood'
SELECT "Away team score" FROM "table_57691" WHERE "Away team" = 'collingwood'