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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 5 half-moves
3 Rb4 win in 7 half-moves
4 Rb5 win in 7 half-moves
5 Rb6 win in 7 half-moves
6 Ka7 draw
7 Kb7 draw
8 Kb8 draw
9 Kd7 draw
10 Kd8 draw
11 Ke7 draw
12 Kf7 draw
13 Kf8 draw
14 Ra3 draw
15 Rc3 draw
16 Rg3 draw
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves