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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Kc7 draw
5 Kc8 draw
6 Kd7 draw
7 Ke7 draw
8 Ke8 draw
9 Kg5 draw
10 Kg6 draw
11 Kg7 draw
12 Kh5 draw
13 Kh7 draw
14 Ra8 draw
15 Rb1 draw
16 Rb3 draw
17 Rb4 draw
18 Rc8 draw
19 Rb2 loss in 1 half-moves