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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 Rb2 draw
3 Rb4 draw
4 Rf7 draw
5 Rg7 draw
6 Rh7 loss in 8 half-moves
7 g3 loss in 2 half-moves
8 g4 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Rb3 loss in 1 half-moves