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 Kb7 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Kc8 win in 3 half-moves
7 Kd4 win in 3 half-moves
8 Kd5 win in 3 half-moves
9 Kd7 win in 3 half-moves
10 Kd8 win in 3 half-moves
11 Rc4 win in 5 half-moves
12 K5b6 draw
13 K5c6 draw
14 K5d6 draw
15 K7b6 draw
16 K7c6 draw
17 K7d6 draw
18 Rb2 draw
19 Rc1 draw
20 Rc3 draw
21 Rd2 draw
22 Rf2 draw
23 Ra2 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rh2 loss in 2 half-moves