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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra5 draw
8 Rb4 draw
9 Rc4 draw
10 Rd4 draw
11 Re4 draw
12 Rf4 draw
13 Ra6 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves