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

EGTB: win in 2 half-moves

# move score
1 Ka1 win in 1 half-moves
2 Kb4 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Rb7 win in 7 half-moves
5 Rb8 win in 7 half-moves
6 Kb3 draw
7 Kb6 draw
8 Kc6 draw
9 Kd5 draw
10 Kd6 draw
11 Ra5 draw
12 Rb1 draw
13 Rb4 draw
14 Ka3 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Kb1 loss in 1 half-moves