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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Kde7 draw
8 Kde8 draw
9 Ke6 draw
10 Kfe7 draw
11 Kfe8 draw
12 Kg8 draw
13 Ra7 draw
14 Rb3 draw
15 Rb8 draw
16 Kf7 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves