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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Ka4 draw
4 Ka6 draw
5 Kb6 draw
6 Kc2 draw
7 Kd2 draw
8 Ra1 draw
9 Rb1 draw
10 Rc7 draw
11 Ke1 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Rc2 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc8 loss in 2 half-moves