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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 K5c6 draw
3 K5d6 draw
4 K5e6 draw
5 K7c6 draw
6 K7d6 draw
7 K7e6 draw
8 Kc5 draw
9 Kc7 draw
10 Kc8 draw
11 Kd8 draw
12 Ke8 draw
13 Ra4 draw
14 Ra5 draw
15 Ra6 draw
16 Ra7 draw
17 Rb3 draw
18 Rf3 draw
19 Rg3 draw
20 Rh3 draw
21 Kc4 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Ke5 loss in 2 half-moves
25 Ke7 loss in 2 half-moves
26 Ra1 loss in 2 half-moves
27 Ra2 loss in 2 half-moves
28 Rc3 loss in 2 half-moves
29 Rd3 loss in 2 half-moves
30 Re3 loss in 2 half-moves