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 Kg5 draw
5 Kh3 draw
6 Kh5 draw
7 Rd4 draw
8 Re4 draw
9 Rf3 draw
10 Rf5 draw
11 Rf6 draw
12 Rg4 draw
13 Rf1 loss in 6 half-moves
14 Rf2 loss in 6 half-moves
15 Ra4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves