并列题名：Monk and the riddle 并列题名：The Monk and the Riddle Monk and the riddle 并列题名：Hole in the middle 并列题名：Man in the Middle 并列题名：Rock and the bird The Monk and the Riddle 并列题名：Law and the right 并列题名：Time and the river 并列题名：Walking in the middle