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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Kb2 win in 5 half-moves
4 Kcc4 win in 5 half-moves
5 Ke2 win in 5 half-moves
6 Ke3 win in 5 half-moves
7 Ke4 win in 5 half-moves
8 Rb1 win in 5 half-moves
9 Rb5 win in 5 half-moves
10 Kdc2 win in 7 half-moves
11 Kdc4 win in 7 half-moves
12 Kdd2 win in 7 half-moves
13 Kdd4 win in 7 half-moves
14 Rb6 win in 7 half-moves
15 Kb4 win in 9 half-moves
16 Kcc2 draw
17 Kcd2 draw
18 Kcd4 draw
19 Ra3 draw
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves