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

EGTB: win in 4 half-moves

# move score
1 K3b3 win in 3 half-moves
2 K4b3 win in 3 half-moves
3 Kb2 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Kd2 win in 3 half-moves
6 K3d3 draw
7 K3d4 draw
8 K4d3 draw
9 K4d4 draw
10 Ra1 draw
11 Rc2 draw
12 Re1 draw
13 Rf1 draw
14 Rg1 draw
15 Rh1 draw
16 K3b4 loss in 2 half-moves
17 K4b4 loss in 2 half-moves
18 Kb5 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rd1 loss in 2 half-moves