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

EGTB: win in 4 half-moves

# move score
1 Ka3 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Ka4 draw
4 Ka5 draw
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Kd1 draw
9 Kd2 draw
10 Ke2 draw
11 Kf1 draw
12 Kf2 draw
13 Rb3 draw
14 Rc3 draw
15 Rh1 draw
16 Rh2 draw
17 Rh4 draw
18 Rh8 draw
19 Kb5 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves