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