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 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Ke1 draw
6 Ke3 draw
7 Kf1 draw
8 Kf2 draw
9 Kf3 draw
10 Rc4 draw
11 Rd1 draw
12 Rd5 draw
13 Rd6 draw
14 Rd7 draw
15 Rd8 draw
16 Re4 draw
17 Rf4 draw
18 Rh4 draw
19 Ra4 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Rd3 loss in 2 half-moves