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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kd2 draw
3 Kd3 draw
4 Ke3 draw
5 Kf2 draw
6 Kf3 draw
7 Ra4 draw
8 Re3 draw
9 Rh4 draw
10 Re8 loss in 6 half-moves
11 Rf4 loss in 6 half-moves
12 Kd1 loss in 4 half-moves
13 Ke1 loss in 4 half-moves
14 Kf1 loss in 4 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re7 loss in 2 half-moves