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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 b6 win in 5 half-moves
4 Ra1 win in 7 half-moves
5 Ra5 win in 9 half-moves
6 Ra7 win in 9 half-moves
7 Rb8 draw
8 Rc8 draw
9 Ra2 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves