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 Ra6 draw
3 Ra7 draw
4 Ra8 draw
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kbb2 loss in 2 half-moves
10 Kbc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kcb2 loss in 2 half-moves
14 Kcc2 loss in 2 half-moves
15 Kd1 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rh4 loss in 2 half-moves