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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rb6 win in 1 half-moves
6 Kc6 draw
7 Kd6 draw
8 Kd8 draw
9 Kdc8 draw
10 Ke6 draw
11 Ke7 draw
12 Ke8 draw
13 Ka7 loss in 1 half-moves
14 Ka8 loss in 1 half-moves
15 Kbc7 loss in 1 half-moves
16 Kbc8 loss in 1 half-moves
17 Kdc7 loss in 1 half-moves
18 Ra7 loss in 1 half-moves
19 Rb2 loss in 1 half-moves
20 Rc7 loss in 1 half-moves