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 Kg3 loss in 2 half-moves
3 Kg4 loss in 2 half-moves
4 Kg5 loss in 2 half-moves
5 Kh3 loss in 2 half-moves
6 Kh5 loss in 2 half-moves
7 Rd4 loss in 2 half-moves
8 Re2 loss in 2 half-moves
9 Re3 loss in 2 half-moves
10 Re5 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Ra4 loss in 1 half-moves
16 Rb4 loss in 1 half-moves
17 Rc4 loss in 1 half-moves
18 Re1 loss in 1 half-moves