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

EGTB: win in 6 half-moves

# move score
1 Rb7 win in 5 half-moves
2 Re1 draw
3 Re2 draw
4 Re4 draw
5 Rf7 draw
6 Rg7 draw
7 Rh7 draw
8 K7b7 loss in 2 half-moves
9 K7b8 loss in 2 half-moves
10 K8b7 loss in 2 half-moves
11 K8b8 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Re8 loss in 2 half-moves