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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rb5 win in 3 half-moves
5 Kd3 win in 5 half-moves
6 Kb4 win in 9 half-moves
7 Ra2 win in 11 half-moves
8 Ka4 draw
9 Ka6 draw
10 Kb1 draw
11 Kc1 draw
12 Kd1 draw
13 Kd2 draw
14 Rb1 draw
15 Rb3 draw
16 Kb5 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves