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 Rb3 win in 1 half-moves
3 Kd7 draw
4 Kd8 draw
5 Ke7 draw
6 Kg1 draw
7 Kg2 draw
8 Kg3 draw
9 Kh1 draw
10 Kh3 draw
11 Ra8 draw
12 Rb1 draw
13 Rb4 draw
14 Rb5 draw
15 Rb7 draw
16 Rc8 draw
17 Rd8 draw
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Rb6 loss in 1 half-moves