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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kcb4 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Ra1 win in 3 half-moves
6 Rd1 win in 3 half-moves
7 Ka2 win in 5 half-moves
8 Kb2 win in 5 half-moves
9 Kc2 win in 5 half-moves
10 Ka3 draw
11 Ka4 draw
12 Kbb4 draw
13 Kbc3 draw
14 Kc5 draw
15 Kcc3 draw
16 Kd3 draw
17 Rb1 draw
18 Rc2 draw
19 Re1 draw
20 Rc3 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh1 loss in 2 half-moves