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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 K7c7 draw
3 K7c8 draw
4 K7e7 draw
5 K7e8 draw
6 K8c7 draw
7 K8c8 draw
8 K8e7 draw
9 K8e8 draw
10 Rb1 draw
11 Rb2 draw
12 Rb7 draw
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc8 loss in 2 half-moves