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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K8b7 draw
3 Re7 draw
4 Rf7 draw
5 Rg7 draw
6 Ka5 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Rh7 loss in 2 half-moves