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 Rd8 win in 1 half-moves
3 Re8 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 Ka5 draw
6 Rg8 draw
7 Ka7 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rh8 loss in 2 half-moves