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 Ka4 draw
3 Ka6 draw
4 Kb5 draw
5 Kb6 draw
6 Kc1 draw
7 Ke1 draw
8 Ra1 draw
9 Ra3 draw
10 Rb2 draw
11 Rc2 draw
12 Rd2 draw
13 Rh2 draw
14 Kc2 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves