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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb4 draw
5 Kb5 draw
6 Kd8 draw
7 Ke7 draw
8 Kf7 draw
9 Kf8 draw
10 Ra7 draw
11 Rb7 draw
12 Rc7 draw
13 Rd1 draw
14 Rd5 draw
15 Rd6 draw
16 Rd8 draw
17 Rh7 draw
18 Rd2 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves