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

EGTB: draw

# move score
1 Rg4 draw
2 Kb6 loss in 20 half-moves
3 Ka6 loss in 16 half-moves
4 Kb7 loss in 14 half-moves
5 Ra4 loss in 12 half-moves
6 Kb8 loss in 10 half-moves
7 Re8 loss in 10 half-moves
8 Ka8 loss in 4 half-moves
9 Re3 loss in 4 half-moves
10 Rb4 loss in 2 half-moves
11 Rc4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Re1 loss in 1 half-moves