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

EGTB: win in 6 half-moves

# move score
1 Kd7 win in 5 half-moves
2 Kd3 draw
3 Kd8 draw
4 Ra3 draw
5 Rb6 draw
6 Rb8 draw
7 Kb2 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb7 loss in 2 half-moves