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

EGTB: win in 6 half-moves

# move score
1 Kb4 win in 5 half-moves
2 Kd4 win in 7 half-moves
3 Kc4 win in 11 half-moves
4 Ra5 win in 11 half-moves
5 Ra6 win in 11 half-moves
6 Ra1 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 K5b5 loss in 2 half-moves
11 K5b6 loss in 2 half-moves
12 K5d5 loss in 2 half-moves
13 K5d6 loss in 2 half-moves
14 K6b5 loss in 2 half-moves
15 K6b6 loss in 2 half-moves
16 K6d5 loss in 2 half-moves
17 K6d6 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ra2 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 Rb4 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rd4 loss in 2 half-moves
28 Re4 loss in 2 half-moves