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 Rb2 win in 1 half-moves
3 Rb3 win in 1 half-moves
4 Kb5 draw
5 Kc5 draw
6 Kc7 draw
7 Rb4 draw
8 Rb5 draw
9 Rb7 draw
10 Rb8 draw
11 Kb7 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Ra6 loss in 2 half-moves