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 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kc7 draw
7 Kc8 draw
8 Kd7 draw
9 Ke7 draw
10 Ke8 draw
11 Ra5 draw
12 Rb5 draw
13 Rc5 draw
14 Rd4 draw
15 Rd6 draw
16 Rd7 draw
17 Rh5 draw
18 Rd1 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rg5 loss in 2 half-moves