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 Kd5 draw
3 Kd7 draw
4 Rb1 draw
5 Rb3 draw
6 Rb4 draw
7 Rb5 draw
8 Rb7 draw
9 Rb8 draw
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Kg1 loss in 1 half-moves
17 Kg2 loss in 1 half-moves
18 Kh2 loss in 1 half-moves
19 Ra6 loss in 1 half-moves
20 Rc6 loss in 1 half-moves