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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Kg4 draw
6 Kg5 draw
7 Kg6 draw
8 Kh4 draw
9 Kh6 draw
10 Ra2 draw
11 Rb1 draw
12 Rb5 draw
13 Rb7 draw
14 Rb8 draw
15 Kb1 loss in 1 half-moves
16 Kb3 loss in 1 half-moves
17 Kc1 loss in 1 half-moves
18 Kc3 loss in 1 half-moves
19 Rb3 loss in 1 half-moves
20 Rb4 loss in 1 half-moves