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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Ra2 draw
6 Ra4 draw
7 Ra5 draw
8 Ra6 draw
9 Rb3 draw
10 Rc3 draw
11 Rf3 draw
12 Rg3 draw
13 Rd3 loss in 4 half-moves
14 Ra7 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rh3 loss in 2 half-moves