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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Kc5 draw
3 Kd2 draw
4 Ke2 draw
5 Ked3 draw
6 Kf2 draw
7 Kf3 draw
8 Rh1 draw
9 Rh2 draw
10 Rh3 draw
11 Rh8 draw
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kcd3 loss in 2 half-moves
17 Kcd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ked4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves