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 Kd4 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Rb2 win in 3 half-moves
6 Rc1 win in 5 half-moves
7 Kc1 win in 9 half-moves
8 Ra2 win in 9 half-moves
9 Ka1 draw
10 Ka2 draw
11 Kb2 draw
12 Kb6 draw
13 Kc4 draw
14 Kc6 draw
15 Kd6 draw
16 Rd2 draw
17 Re2 draw
18 Rf2 draw
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves