Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kb4 draw
5 Kb5 draw
6 Kd1 draw
7 Rb1 draw
8 Rc1 draw
9 Rd1 draw
10 Kd2 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves