CREATE TABLE table_68687 ("Club" TEXT, "Played" TEXT, "Drawn" TEXT, "Lost" TEXT, "Points for" TEXT, "Points against" TEXT, "Tries for" TEXT, "Tries against" TEXT, "Try bonus" TEXT, "Losing bonus" TEXT, "Points" TEXT)

For the club that had tries of 50 and drawn of 0, what were the points?
SELECT "Points against" FROM table_68687 WHERE "Drawn" = '0' AND "Tries for" = '50'
SELECT "Points against" FROM "table_68687" WHERE "Drawn" = '0' AND "Tries for" = '50'