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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Rb8 win in 1 half-moves
7 Kb2 draw
8 Kc2 draw
9 Kc6 draw
10 Kc7 draw
11 Kc8 draw
12 Kd6 draw
13 Kd8 draw
14 Ke6 draw
15 Ke7 draw
16 Ke8 draw
17 Ra1 draw
18 Kd1 loss in 1 half-moves
19 Kd2 loss in 1 half-moves
20 Rb3 loss in 1 half-moves