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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb2 draw
3 Kc2 draw
4 Ra3 draw
5 Rb1 draw
6 Rb4 draw
7 Rb6 draw
8 Rb7 draw
9 Rb8 draw
10 Kb4 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Rb2 loss in 2 half-moves