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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Kde7 draw
6 Kde8 draw
7 Kf7 draw
8 Kfe7 draw
9 Kfe8 draw
10 Kg7 draw
11 Kg8 draw
12 Ra1 draw
13 Rb1 draw
14 Rd1 draw
15 Rh2 draw
16 Rh6 draw
17 Rh7 draw
18 Rh8 draw
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves