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

EGTB: win in 4 half-moves

# move score
1 Kcb4 win in 3 half-moves
2 Kcb6 win in 3 half-moves
3 Ra7 win in 3 half-moves
4 Ka6 win in 5 half-moves
5 Rc6 win in 5 half-moves
6 Kbc6 win in 7 half-moves
7 Kcc6 win in 7 half-moves
8 Ka4 draw
9 Ka5 draw
10 Kbb4 draw
11 Kbb6 draw
12 Kbc4 draw
13 Kcc4 draw
14 Rb7 draw
15 Rc8 draw
16 Rh7 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves