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

EGTB: win in 2 half-moves

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