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

EGTB: win in 10 half-moves

# move score
1 Rd4 win in 9 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb7 draw
6 Rc4 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Rh4 draw
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 K6b7 loss in 1 half-moves
23 K6c7 loss in 1 half-moves
24 K6d7 loss in 1 half-moves
25 K8b7 loss in 1 half-moves
26 K8c7 loss in 1 half-moves
27 K8d7 loss in 1 half-moves