Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kg3 draw
3 Kg4 draw
4 Kh3 draw
5 Ra4 draw
6 Rc4 draw
7 Rd4 draw
8 Re4 draw
9 Rf1 draw
10 Rf2 draw
11 Rf3 draw
12 Kg5 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg4 loss in 2 half-moves