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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg5 draw
5 Kg6 draw
6 Kg7 draw
7 Kh2 draw
8 Kh5 draw
9 Kh7 draw
10 Rc1 draw
11 Rd8 draw
12 Re1 draw
13 Rf1 draw
14 Ra1 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves
21 Rd7 loss in 2 half-moves