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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kcb3 win in 3 half-moves
4 Rc1 win in 5 half-moves
5 Kbc3 win in 9 half-moves
6 Kc1 win in 9 half-moves
7 Ka1 draw
8 Ka2 draw
9 Ka3 draw
10 Kb1 draw
11 Kbb3 draw
12 Kc5 draw
13 Kcc3 draw
14 Rh2 draw
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg2 loss in 2 half-moves