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

EGTB: win in 6 half-moves

# move score
1 Kb5 win in 5 half-moves
2 K3b3 win in 9 half-moves
3 K3b4 win in 9 half-moves
4 K4b4 win in 9 half-moves
5 Kb2 win in 9 half-moves
6 Ra3 win in 11 half-moves
7 Ra4 win in 11 half-moves
8 Rb7 win in 11 half-moves
9 K4b3 win in 13 half-moves
10 Ra8 win in 13 half-moves
11 Kc2 draw
12 Kc5 draw
13 Ra1 draw
14 Ra5 draw
15 Ra6 draw
16 Rc7 draw
17 Rh7 draw
18 K3d3 loss in 2 half-moves
19 K3d4 loss in 2 half-moves
20 K4d3 loss in 2 half-moves
21 K4d4 loss in 2 half-moves
22 Kd2 loss in 2 half-moves
23 Kd5 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rg7 loss in 2 half-moves