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 Kd2 draw
3 Ke2 draw
4 Ke3 draw
5 Ke4 draw
6 Rc4 draw
7 Rd5 draw
8 Rd6 draw
9 Rd7 draw
10 Rd8 draw
11 Rf4 draw
12 Rh4 draw
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 Re4 loss in 2 half-moves