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 Kcc7 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Kc8 win in 5 half-moves
6 Kd8 win in 5 half-moves
7 Kdc7 win in 5 half-moves
8 Kdd6 win in 5 half-moves
9 Ke6 win in 5 half-moves
10 Ke7 win in 5 half-moves
11 Ke8 win in 5 half-moves
12 Kb5 draw
13 Kb7 draw
14 Kcd6 draw
15 Ra6 draw
16 Rb7 draw
17 Kc5 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves