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 Ke6 win in 5 half-moves
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kcc7 loss in 2 half-moves
10 Kcd8 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kdc7 loss in 2 half-moves
13 Kdd8 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves