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

EGTB: win in 2 half-moves

# move score
1 Rg5 win in 1 half-moves
2 Ka8 draw
3 Kbb7 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rg1 draw
8 Rg2 draw
9 Rg3 draw
10 Rg7 draw
11 Rh8 draw
12 Kcb7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ka7 loss in 1 half-moves
16 Kbc7 loss in 1 half-moves
17 Kcc7 loss in 1 half-moves
18 Rg4 loss in 1 half-moves
19 Rg6 loss in 1 half-moves