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 Re5 draw
5 Kb6 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf4 loss in 2 half-moves
28 Rh4 loss in 2 half-moves
29 Ke2 loss in 1 half-moves