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 Kc7 draw
3 Kd1 draw
4 Kd2 draw
5 Kd7 draw
6 Kd8 draw
7 Ke2 draw
8 Rb1 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Kb7 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves