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 Rb7 win in 1 half-moves
3 Ka3 draw
4 Ka5 draw
5 Kb3 draw
6 Ra5 draw
7 Ra8 draw
8 Rc7 draw
9 Rd7 draw
10 Rh7 loss in 4 half-moves
11 Kb4 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves