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

EGTB: win in 6 half-moves

# move score
1 Rg4 win in 5 half-moves
2 Rh4 win in 5 half-moves
3 Kd5 draw
4 Kd6 draw
5 Ke6 draw
6 Kf4 draw
7 Kf5 draw
8 Kf6 draw
9 Kg1 draw
10 Kg2 draw
11 Kh2 draw
12 Rc4 draw
13 Rd4 draw
14 Re3 draw
15 Rf4 draw
16 Kd4 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves