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