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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Rb4 draw
6 Rc4 draw
7 Rd8 draw
8 Kd3 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd7 loss in 2 half-moves