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

EGTB: win in 12 half-moves

# move score
1 Ra7 win in 11 half-moves
2 Rb7 draw
3 Re1 draw
4 Rf7 draw
5 Kaa4 loss in 2 half-moves
6 Kaa6 loss in 2 half-moves
7 Kab4 loss in 2 half-moves
8 Kab6 loss in 2 half-moves
9 Kba4 loss in 2 half-moves
10 Kba6 loss in 2 half-moves
11 Kbb4 loss in 2 half-moves
12 Kbb6 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves