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 Ra1 draw
3 Ra2 draw
4 Ra4 draw
5 Ra5 draw
6 Ra6 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Rh7 draw
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kdd1 loss in 2 half-moves
16 Kde2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ked1 loss in 2 half-moves
19 Kee2 loss in 2 half-moves
20 Kf1 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves