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