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 Kg2 draw
3 Kg3 draw
4 Kg4 draw
5 Kh2 draw
6 Kh4 draw
7 Rc4 draw
8 Rd4 draw
9 Re5 draw
10 Re7 draw
11 Re8 draw
12 Rh4 draw
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rg4 loss in 2 half-moves