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

EGTB: win in 6 half-moves

# move score
1 Rb5 win in 5 half-moves
2 Ra5 draw
3 Rc1 draw
4 Rc2 draw
5 Kb5 loss in 2 half-moves
6 Kb6 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kcd5 loss in 2 half-moves
10 Kcd6 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ked5 loss in 2 half-moves
16 Ked6 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd5 loss in 2 half-moves