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 Ka7 draw
3 Kb2 draw
4 Kb3 draw
5 Kb7 draw
6 Kb8 draw
7 Kc2 draw
8 Kd2 draw
9 Kd3 draw
10 Kd4 draw
11 Ra4 draw
12 Rb4 draw
13 Rc5 draw
14 Rd4 draw
15 Re4 draw
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves