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

EGTB: win in 6 half-moves

# move score
1 Rb5 win in 5 half-moves
2 Rc5 win in 5 half-moves
3 Rd5 win in 5 half-moves
4 Ra5 draw
5 Re5 draw
6 Rh1 draw
7 Rh2 draw
8 Rh3 draw
9 Rh7 draw
10 K1b2 loss in 2 half-moves
11 K1c2 loss in 2 half-moves
12 K1d2 loss in 2 half-moves
13 K3b2 loss in 2 half-moves
14 K3c2 loss in 2 half-moves
15 K3d2 loss in 2 half-moves
16 Kb1 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh8 loss in 2 half-moves