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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Rg6 win in 1 half-moves
3 Ra7 loss in 8 half-moves
4 Ka2 loss in 2 half-moves
5 Ka3 loss in 2 half-moves
6 Ka4 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rb7 loss in 1 half-moves
19 Rc7 loss in 1 half-moves
20 Rd7 loss in 1 half-moves
21 Rg5 loss in 1 half-moves
22 Rh7 loss in 1 half-moves