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 Ra7 draw
7 Rb2 draw
8 Rc2 draw
9 Rd2 draw
10 Re2 draw
11 Rf2 draw
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rh2 loss in 2 half-moves