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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kc6 draw
3 Ka6 loss in 14 half-moves
4 Rb7 loss in 14 half-moves
5 Rc7 loss in 14 half-moves
6 Kb5 loss in 8 half-moves
7 Ra8 loss in 8 half-moves
8 Kb7 loss in 6 half-moves
9 Kc5 loss in 6 half-moves
10 Ra6 loss in 6 half-moves
11 Ka5 loss in 4 half-moves
12 Kc7 loss in 4 half-moves
13 Ra1 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves