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 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Kf1 draw
6 Kf2 draw
7 Kh7 draw
8 Ra8 draw
9 Rb1 draw
10 Rb3 draw
11 Rb4 draw
12 Rb5 draw
13 Rb7 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rg8 draw
19 Kg7 loss in 2 half-moves
20 Kg8 loss in 2 half-moves
21 Rb6 loss in 1 half-moves