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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kc5 draw
6 Kc6 draw
7 Kc7 draw
8 Kd5 draw
9 Kd7 draw
10 Ke5 draw
11 Ke7 draw
12 Ra1 draw
13 Rb1 draw
14 Rc5 draw
15 Rc6 draw
16 Rc7 draw
17 Rd1 draw
18 Re1 draw
19 Rf1 draw
20 Ke6 loss in 2 half-moves
21 Rc2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves