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 Rc3 draw
3 Rc4 draw
4 Rc5 draw
5 Rc8 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rh1 draw
10 K4g4 loss in 2 half-moves
11 K4g5 loss in 2 half-moves
12 K5g4 loss in 2 half-moves
13 K5g5 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves