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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka7 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Kd2 draw
7 Ke2 draw
8 Ke4 draw
9 Ra3 draw
10 Rb3 draw
11 Rc1 draw
12 Rc2 draw
13 Rc4 draw
14 Kc2 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Ke3 loss in 1 half-moves