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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Ka7 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Ra2 win in 1 half-moves
5 Rb4 win in 1 half-moves
6 Kb1 draw
7 Kb3 draw
8 Kb6 draw
9 Kb8 draw
10 Kc1 draw
11 Kc6 draw
12 Kc7 draw
13 Kc8 draw
14 Kd1 draw
15 Kd2 draw
16 Rb1 draw
17 Rb3 draw
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves