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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Kc1 draw
7 Kc2 draw
8 Ke1 draw
9 Ke2 draw
10 Ra2 draw
11 Rb2 draw
12 Rc2 draw
13 Rd3 draw
14 Rd4 draw
15 Rd8 draw
16 Re2 draw
17 Rf2 draw
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves