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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Kg6 draw
4 Kg7 draw
5 Kh6 draw
6 Rd4 draw
7 Re1 draw
8 Re2 draw
9 Re3 draw
10 Rf4 draw
11 Kg8 loss in 4 half-moves
12 Kh8 loss in 4 half-moves
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Re8 loss in 2 half-moves