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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kg5 draw
6 Kg6 draw
7 Kg7 draw
8 Kh1 draw
9 Kh3 draw
10 Kh5 draw
11 Kh7 draw
12 Ra2 draw
13 Re1 draw
14 Re8 draw
15 Rf2 draw
16 Rb2 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves