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 Kg4 draw
3 Kh4 draw
4 Kh6 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Ra5 draw
9 Ra6 draw
10 Kg5 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves