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

EGTB: win in 2 half-moves

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