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 Rh1 draw
3 Rh2 draw
4 Rh8 draw
5 Kaa2 loss in 2 half-moves
6 Kaa4 loss in 2 half-moves
7 Kab2 loss in 2 half-moves
8 Kab4 loss in 2 half-moves
9 Kba2 loss in 2 half-moves
10 Kba4 loss in 2 half-moves
11 Kbb2 loss in 2 half-moves
12 Kbb4 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 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 Rh3 loss in 2 half-moves
23 Rh5 loss in 2 half-moves
24 Rh6 loss in 2 half-moves
25 Rh7 loss in 2 half-moves