H-representation begin 17 4 rational 0 1 -1 0 0 0 1 -1 0 1 1 2 1 -2 0 2 691 -1562 -1562 -1562 0 1 0 -1 2/11 0 0 -1 17/142 1/2 1/2 -1 37/142 0 0 0 691/1562 -1 0 0 27/71 -1/2 1/2 0 2/11 1 1 1 4/11 0 1 1 471/1562 1/2 3/2 1 2/11 1 -1 -1 4/11 0 -1 -1 471/1562 1/2 -1/2 -1 end