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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra5 draw
6 Ra6 draw
7 Rb7 draw
8 Rc7 draw
9 Rd7 draw
10 Rh7 draw
11 Kd1 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Kf1 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Kf5 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Ra8 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg7 loss in 2 half-moves