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

EGTB: win in 4 half-moves

# move score
1 K7b7 win in 3 half-moves
2 K7b8 win in 3 half-moves
3 K8b7 win in 3 half-moves
4 K8b8 win in 3 half-moves
5 Kb6 win in 3 half-moves
6 Rg8 win in 3 half-moves
7 Rg6 win in 5 half-moves
8 Ka6 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rg4 draw
13 Rg5 draw
14 Rh7 draw
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves