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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Kb6 win in 3 half-moves
5 Kc8 win in 3 half-moves
6 Ka4 win in 5 half-moves
7 Rc4 win in 5 half-moves
8 Kd7 draw
9 Ke7 draw
10 Ra3 draw
11 Rc1 draw
12 Rc2 draw
13 Rc5 draw
14 Rc6 draw
15 Rc7 draw
16 Rd3 draw
17 Re3 draw
18 Rf3 draw
19 Ke8 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Kc7 loss in 1 half-moves