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 Rc7 win in 1 half-moves
3 Rd7 win in 1 half-moves
4 Re7 win in 1 half-moves
5 Rf7 win in 1 half-moves
6 Ka5 draw
7 Kb7 draw
8 Ra8 draw
9 Rb7 draw
10 Kb6 loss in 2 half-moves
11 Rg7 loss in 2 half-moves
12 Rh7 loss in 2 half-moves