CREATE TABLE table_52929 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What did Essendon score when they were the away team?
SELECT "Away team score" FROM table_52929 WHERE "Away team" = 'essendon'
SELECT "Away team score" FROM "table_52929" WHERE "Away team" = 'essendon'