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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb7 win in 1 half-moves
5 Rb8 win in 1 half-moves
6 Ka1 draw
7 Ka2 draw
8 Kbc1 draw
9 Kc3 draw
10 Kd1 draw
11 Kd3 draw
12 Kdc1 draw
13 Kdc2 draw
14 Ke1 draw
15 Ke2 draw
16 Ke3 draw
17 Ra2 draw
18 Rc2 draw
19 Kbc2 loss in 1 half-moves
20 Rb6 loss in 1 half-moves