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 Kg5 draw
4 Kh3 draw
5 Kh5 draw
6 Rc1 draw
7 Rc3 draw
8 Rc8 draw
9 Rd4 draw
10 Rg4 draw
11 Kg3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Re4 loss in 2 half-moves