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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb4 win in 3 half-moves
3 Kd4 win in 5 half-moves
4 Rb1 win in 5 half-moves
5 Rb3 win in 5 half-moves
6 Rb5 win in 5 half-moves
7 Kb4 win in 9 half-moves
8 K5b5 draw
9 Kc4 draw
10 Ra6 draw
11 K5d5 loss in 2 half-moves
12 K5d6 loss in 2 half-moves
13 K6b5 loss in 2 half-moves
14 K6d5 loss in 2 half-moves
15 K6d6 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves