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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Kb5 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb7 draw
13 Kb7 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb4 loss in 2 half-moves