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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Re3 draw
3 Re4 draw
4 Re5 draw
5 Kf7 loss in 2 half-moves
6 Kf8 loss in 2 half-moves
7 Kgg7 loss in 2 half-moves
8 Kgh7 loss in 2 half-moves
9 Khg7 loss in 2 half-moves
10 Khh7 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves