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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rb6 win in 1 half-moves
6 Rb7 win in 1 half-moves
7 Rb8 win in 1 half-moves
8 Kab3 draw
9 Kb5 loss in 2 half-moves
10 Kcb3 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Ka1 loss in 1 half-moves
15 Ka3 loss in 1 half-moves
16 Kb1 loss in 1 half-moves
17 Kb2 loss in 1 half-moves
18 Kc3 loss in 1 half-moves
19 Kc5 loss in 1 half-moves
20 Ra4 loss in 1 half-moves