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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rf8 draw
3 Kaa4 loss in 2 half-moves
4 Kaa6 loss in 2 half-moves
5 Kab4 loss in 2 half-moves
6 Kab6 loss in 2 half-moves
7 Kba4 loss in 2 half-moves
8 Kba6 loss in 2 half-moves
9 Kbb4 loss in 2 half-moves
10 Kbb6 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves