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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kcb4 win in 3 half-moves
4 Kd4 win in 3 half-moves
5 Rb4 win in 3 half-moves
6 Ka3 win in 5 half-moves
7 Ka4 win in 5 half-moves
8 Kbc4 win in 5 half-moves
9 Kc3 win in 5 half-moves
10 Ra5 win in 5 half-moves
11 Kd5 win in 9 half-moves
12 Ka2 draw
13 Kb2 draw
14 Kbb4 draw
15 Kc2 draw
16 Kcc4 draw
17 Rb6 draw
18 Kd6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves