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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kd7 draw
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb5 draw
7 Rb7 draw
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kg4 loss in 1 half-moves
13 Kg5 loss in 1 half-moves
14 Kg6 loss in 1 half-moves
15 Kh4 loss in 1 half-moves
16 Kh6 loss in 1 half-moves
17 Ra8 loss in 1 half-moves
18 Rb4 loss in 1 half-moves
19 Rc8 loss in 1 half-moves