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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg4 draw
5 Kg5 draw
6 Kg6 draw
7 Kh2 draw
8 Kh4 draw
9 Kh6 draw
10 Rd3 draw
11 Re1 draw
12 Re2 draw
13 Re7 draw
14 Rf3 draw
15 Rh3 draw
16 Ra3 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re8 loss in 2 half-moves