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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kd8 draw
3 Kf8 draw
4 Kg1 draw
5 Kh2 draw
6 Rb1 draw
7 Rb2 draw
8 Rb7 draw
9 Rc8 draw
10 Kg2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Kd7 loss in 1 half-moves
17 Ke7 loss in 1 half-moves
18 Kf7 loss in 1 half-moves