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 K5g5 draw
3 K5g6 draw
4 K6g5 draw
5 K6g6 draw
6 Kg4 draw
7 Kg7 draw
8 Kh4 draw
9 Kh7 draw
10 Ra2 draw
11 Ra3 draw
12 Ra4 draw
13 Ra8 draw
14 Re1 draw
15 Rf1 draw
16 Rh1 draw
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rd1 loss in 2 half-moves