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 Kg4 draw
3 Kg5 draw
4 Kh4 draw
5 Ra4 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf5 draw
10 Rh4 draw
11 Kg6 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg4 loss in 2 half-moves