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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Ka2 draw
3 Ka4 draw
4 Ka6 draw
5 Ka7 draw
6 Ka8 draw
7 Kb2 draw
8 Kb8 draw
9 Kc6 draw
10 Kc7 draw
11 Kc8 draw
12 Rb1 draw
13 Rc1 draw
14 Rd1 draw
15 Re1 draw
16 Kb4 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves