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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Re4 draw
3 Re5 draw
4 Re6 draw
5 Kaa7 loss in 2 half-moves
6 Kab7 loss in 2 half-moves
7 Kba7 loss in 2 half-moves
8 Kbb7 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves