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 Ka5 loss in 2 half-moves
3 Ka7 loss in 2 half-moves
4 Kab5 loss in 2 half-moves
5 Kab6 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kcb5 loss in 2 half-moves
10 Kcb6 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves