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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Kb1 win in 3 half-moves
4 Kc1 win in 3 half-moves
5 Kc3 win in 3 half-moves
6 Kcd1 win in 3 half-moves
7 Ke2 win in 3 half-moves
8 Ked1 win in 3 half-moves
9 Ked2 win in 3 half-moves
10 Kf1 win in 3 half-moves
11 Kf2 win in 3 half-moves
12 Rb1 win in 3 half-moves
13 Rb3 win in 3 half-moves
14 Rb8 win in 3 half-moves
15 Kcd2 win in 9 half-moves
16 Kb3 draw
17 Kd3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves