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

EGTB: win in 6 half-moves

# move score
1 Kb6 win in 5 half-moves
2 Kd6 win in 7 half-moves
3 Kc6 win in 11 half-moves
4 Ra4 win in 11 half-moves
5 Ra5 win in 11 half-moves
6 Ra2 draw
7 Rf6 draw
8 Rg6 draw
9 Rh6 draw
10 K4b4 loss in 2 half-moves
11 K4b5 loss in 2 half-moves
12 K4d4 loss in 2 half-moves
13 K4d5 loss in 2 half-moves
14 K5b4 loss in 2 half-moves
15 K5b5 loss in 2 half-moves
16 K5d4 loss in 2 half-moves
17 K5d5 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rd6 loss in 2 half-moves
28 Re6 loss in 2 half-moves