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 Kcb4 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Ka4 win in 5 half-moves
5 Ka5 win in 5 half-moves
6 Ka6 win in 5 half-moves
7 Ra3 win in 5 half-moves
8 Kb6 win in 7 half-moves
9 Kd3 win in 9 half-moves
10 Kb2 draw
11 Kbb4 draw
12 Kc2 draw
13 Kd2 draw
14 Rb4 draw
15 Kbc4 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kcc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves