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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kg7 win in 3 half-moves
3 Kg8 win in 3 half-moves
4 Kh7 win in 3 half-moves
5 Kd7 win in 5 half-moves
6 Kd8 win in 5 half-moves
7 Kb7 draw
8 Kc7 draw
9 Ra8 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves