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