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 Ra6 draw
6 Raa5 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Rh6 draw
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kh1 loss in 2 half-moves
17 Kh2 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rah7 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rg5 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rh1 loss in 2 half-moves
31 Rh2 loss in 2 half-moves
32 Rh3 loss in 2 half-moves
33 Rh4 loss in 2 half-moves
34 Rh8 loss in 2 half-moves
35 Rha5 loss in 2 half-moves
36 Rhh7 loss in 2 half-moves