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

EGTB: win in 18 half-moves

# move score
1 Kb4 win in 17 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb6 draw
5 Ke1 draw
6 Ra1 draw
7 Rb1 draw
8 Rc2 draw
9 Rc6 draw
10 Rc7 draw
11 Rc8 draw
12 Ka5 loss in 4 half-moves
13 Kc2 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves