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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Ka5 win in 5 half-moves
4 Kb5 win in 5 half-moves
5 Kc5 win in 5 half-moves
6 Ra1 win in 5 half-moves
7 Rb1 win in 5 half-moves
8 Ka6 win in 7 half-moves
9 Kc6 win in 11 half-moves
10 Ka1 draw
11 Ka3 draw
12 Ka7 draw
13 Kb1 draw
14 Kb7 draw
15 Kc7 draw
16 Rc2 draw
17 Rc8 draw
18 Rd1 draw
19 Rh1 draw
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves