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 Kd6 win in 7 half-moves
3 Rb5 win in 7 half-moves
4 Rb8 win in 7 half-moves
5 Ke6 win in 11 half-moves
6 Kc6 draw
7 Kc7 draw
8 Kc8 draw
9 Kd8 draw
10 Ke7 draw
11 Ke8 draw
12 Kg7 draw
13 Kg8 draw
14 Kh7 draw
15 Ra7 draw
16 Rb1 draw
17 Rb3 draw
18 Rb6 draw
19 Rb2 loss in 2 half-moves
20 Rb4 loss in 2 half-moves