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

EGTB: win in 4 half-moves

# move score
1 Kf1 win in 3 half-moves
2 Kf2 win in 3 half-moves
3 Rg6 win in 3 half-moves
4 Rh6 win in 3 half-moves
5 Kg2 draw
6 Kh2 draw
7 Rb6 draw
8 Re5 draw
9 Re7 draw
10 Re8 draw
11 Kh1 loss in 4 half-moves
12 Ra6 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf6 loss in 2 half-moves