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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Kc6 draw
7 Kc8 draw
8 Kd6 draw
9 Kd8 draw
10 Kf8 draw
11 Kg7 draw
12 Kh7 draw
13 Kh8 draw
14 Ra3 draw
15 Rb3 draw
16 Rc3 draw
17 Rd4 draw
18 Rd5 draw
19 Rd6 draw
20 Re3 draw
21 Kd7 loss in 2 half-moves
22 Kf7 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves