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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Kd6 win in 5 half-moves
3 Ka7 draw
4 Kab5 draw
5 Kab6 draw
6 Kab7 draw
7 Kc7 draw
8 Kcb5 draw
9 Kcb6 draw
10 Kcb7 draw
11 Kd7 draw
12 Rb3 draw
13 Rf3 draw
14 Rg4 draw
15 Rg5 draw
16 Rg6 draw
17 Rg7 draw
18 Rg8 draw
19 Rh3 draw
20 Ka5 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kd5 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves