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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Rb5 win in 11 half-moves
3 Ka1 draw
4 Ka3 draw
5 Kb1 draw
6 Kb2 draw
7 Kb3 draw
8 Rc5 draw
9 Rd1 draw
10 Rd8 draw
11 Kd4 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Kf4 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves