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 Kb8 draw
3 Kd8 draw
4 Kg5 draw
5 Kg6 draw
6 Kg7 draw
7 Kh5 draw
8 Kh7 draw
9 Ra4 draw
10 Rb4 draw
11 Rc1 draw
12 Rc2 draw
13 Rc3 draw
14 Rc5 draw
15 Rc6 draw
16 Rc7 draw
17 Rd4 draw
18 Rf4 draw
19 Rh4 draw
20 Kb7 loss in 2 half-moves
21 Kc7 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Re4 loss in 1 half-moves