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 Ra4 draw
3 Rb4 draw
4 Rg1 draw
5 Rg2 draw
6 Rg3 draw
7 Rg7 draw
8 Rg8 draw
9 Kg2 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Kh4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh4 loss in 2 half-moves