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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Rc1 draw
6 Rc2 draw
7 Rc6 draw
8 Rc8 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rh7 draw
13 Ra7 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves