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 Kd4 loss in 2 half-moves
6 Kd5 loss in 2 half-moves
7 Kd6 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kf4 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves