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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kg3 draw
3 Kg5 draw
4 Kh3 draw
5 Kh5 draw
6 Ra4 draw
7 Re4 draw
8 Rg5 draw
9 Rg6 draw
10 Rg7 draw
11 Rg8 draw
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves