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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb2 draw
3 Kb1 loss in 12 half-moves
4 Ra3 loss in 12 half-moves
5 Ka2 loss in 10 half-moves
6 Rb8 loss in 6 half-moves
7 Rc8 loss in 4 half-moves
8 Ra2 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 1 half-moves