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 Rc8 win in 1 half-moves
3 Rg7 draw
4 Kb5 loss in 2 half-moves
5 Kb6 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kcd5 loss in 2 half-moves
9 Kcd6 loss in 2 half-moves
10 Kcd7 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ked5 loss in 2 half-moves
13 Ked6 loss in 2 half-moves
14 Ked7 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Ke7 loss in 1 half-moves
21 Kf7 loss in 1 half-moves
22 Re7 loss in 1 half-moves
23 Rf7 loss in 1 half-moves