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

EGTB: win in 4 half-moves

# move score
1 Ra1 win in 3 half-moves
2 Kh3 draw
3 Ra2 draw
4 Ra6 draw
5 Ra7 draw
6 Rb8 draw
7 Rf8 draw
8 K1g1 loss in 2 half-moves
9 K1g2 loss in 2 half-moves
10 K2g1 loss in 2 half-moves
11 K2g2 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves