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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Ra5 win in 1 half-moves
3 Ra6 win in 1 half-moves
4 Ra8 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Rc7 win in 1 half-moves
7 Re7 win in 1 half-moves
8 Rf7 win in 1 half-moves
9 Rg7 win in 1 half-moves
10 Rh7 win in 1 half-moves
11 Kb3 win in 3 half-moves
12 Kb5 win in 3 half-moves
13 Ka3 win in 5 half-moves
14 Ka5 draw
15 Rd7 draw