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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rc4 win in 3 half-moves
3 Rd4 win in 3 half-moves
4 Re4 win in 5 half-moves
5 Ra4 draw
6 Rh1 draw
7 Rh2 draw
8 Rh3 draw
9 Rh5 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Kg6 loss in 2 half-moves
21 Kg7 loss in 2 half-moves
22 Kg8 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves