12. "One check one chase" or "several checks and one chase" should be ruled as a draw. (See example in Diagram 13.) Diagram 13: Red moves first R2+3 k6+1 R2-9 c9-5 R2+8 k6-1 R2-3 c9-2 R2+4 k6+1 R2-2 c9+4 R2+1 k6-1 R2+1 K6+1 R2-6 .... Explanation: Red's rook checks once or several times then chase Black's cannon. Although Black's cannon is not protected, this is not a perpetual chase (Red checked), and the game should be a draw.