Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg6 win in 1 half-moves
2 Kb7 draw
3 Kd7 draw
4 Rb7 draw
5 Rb8 draw
6 Kb8 loss in 4 half-moves
7 Kc6 loss in 4 half-moves
8 Kc8 loss in 4 half-moves
9 Kd6 loss in 4 half-moves
10 Kd8 loss in 4 half-moves
11 Rb4 loss in 4 half-moves
12 Rb5 loss in 4 half-moves
13 Ra6 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rb1 loss in 1 half-moves
20 Rb2 loss in 1 half-moves
21 Rb3 loss in 1 half-moves