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

EGTB: win in 12 half-moves

# move score
1 Rb4 win in 11 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Kd5 draw
8 Ke5 draw
9 Kf4 draw
10 Kf5 draw
11 Ra4 draw
12 Rc4 draw
13 Rd5 draw
14 Rd6 draw
15 Rd7 draw
16 Rd8 draw
17 Kd3 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Rd3 loss in 2 half-moves