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 Re1 draw
3 Re2 draw
4 Re3 draw
5 Kc4 loss in 2 half-moves
6 Kc5 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Kdd6 loss in 2 half-moves
12 Kde6 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Ked6 loss in 2 half-moves
16 Kee6 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Ra4 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 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves