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

EGTB: win in 2 half-moves

# move score
1 Ra2 win in 1 half-moves
2 Ka5 draw
3 Kb3 draw
4 Kb4 draw
5 Kb5 draw
6 Ra1 draw
7 Rb3 draw
8 Rc3 draw
9 Rf3 draw
10 Rd3 loss in 4 half-moves
11 Re3 loss in 2 half-moves
12 Rg3 loss in 1 half-moves
13 Rh3 loss in 1 half-moves