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 Rf5 draw
8 Rf6 draw
9 Rf7 draw
10 Rf8 draw
11 Rg4 draw
12 Ra4 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 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves