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

EGTB: win in 2 half-moves

# move score
1 Kg8 win in 1 half-moves
2 Rf7 draw
3 Rg7 draw
4 Kh7 loss in 10 half-moves
5 Ra8 loss in 8 half-moves
6 Re7 loss in 6 half-moves
7 Ra1 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Kg7 loss in 1 half-moves
17 Ra2 loss in 1 half-moves