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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Rb7 win in 11 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kb7 draw
6 Kc7 draw
7 Kc8 draw
8 Kd4 draw
9 Kd5 draw
10 Ke4 draw
11 Ke6 draw
12 Kf4 draw
13 Kf5 draw
14 Kf6 draw
15 Ra5 draw
16 Rb3 draw
17 Rb4 draw
18 Rb6 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves