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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Ra6 win in 1 half-moves
3 Ka7 draw
4 Kb8 draw
5 Ra2 draw
6 Ra3 draw
7 Ra4 draw
8 Rc1 draw
9 Rd1 draw
10 Rh1 loss in 6 half-moves
11 Kb7 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rg1 loss in 2 half-moves