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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 K6b7 win in 5 half-moves
3 K8b7 win in 5 half-moves
4 Kb6 win in 5 half-moves
5 Kb8 win in 5 half-moves
6 Rb3 win in 5 half-moves
7 Rc3 win in 5 half-moves
8 K6c7 draw
9 K6d7 draw
10 K8c7 draw
11 K8d7 draw
12 Kb5 draw
13 Kd6 draw
14 Kd8 draw
15 Ra4 draw
16 Ra6 draw
17 Ra7 draw
18 Ra8 draw
19 Rg3 draw
20 Rh3 draw
21 Kc5 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rf3 loss in 2 half-moves