CREATE TABLE table_10764 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the away teams score at Princes Park?
SELECT "Away team score" FROM table_10764 WHERE "Venue" = 'princes park'
SELECT "Away team score" FROM "table_10764" WHERE "Venue" = 'princes park'