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

EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Rh5 win in 3 half-moves
3 Ra7 draw
4 Rb7 draw
5 Rc7 draw
6 Rd7 draw
7 Rh1 draw
8 Rh3 draw
9 Rh4 draw
10 Rh6 draw
11 K3b3 loss in 2 half-moves
12 K3b4 loss in 2 half-moves
13 K3d3 loss in 2 half-moves
14 K3d4 loss in 2 half-moves
15 K4b3 loss in 2 half-moves
16 K4b4 loss in 2 half-moves
17 K4d3 loss in 2 half-moves
18 K4d4 loss in 2 half-moves
19 Kb2 loss in 2 half-moves
20 Kb5 loss in 2 half-moves
21 Kc2 loss in 2 half-moves
22 Kc5 loss in 2 half-moves
23 Kd2 loss in 2 half-moves
24 Kd5 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves