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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Rc4 draw
3 Rc6 draw
4 Rc7 draw
5 Rc8 draw
6 Ka2 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Ke1 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc5 loss in 2 half-moves