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 Kb7 draw
3 Kc1 draw
4 Kc2 draw
5 Kc7 draw
6 Kd2 draw
7 Ke1 draw
8 Ke2 draw
9 Rb1 draw
10 Rb2 draw
11 Rb3 draw
12 Rb4 draw
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves