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 Ke2 draw
3 Ke3 draw
4 Ke4 draw
5 Rc5 draw
6 Rc6 draw
7 Rc7 draw
8 Rc8 draw
9 Rd1 draw
10 Re1 draw
11 Rf1 draw
12 Rh1 draw
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc4 loss in 2 half-moves