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 Kf5 draw
3 Kf6 draw
4 Kg4 draw
5 Kg6 draw
6 Kh4 draw
7 Kh5 draw
8 Kh6 draw
9 Ra4 draw
10 Rd4 draw
11 Re4 draw
12 Rf3 draw
13 Rf5 draw
14 Rf6 draw
15 Rf8 draw
16 Rc4 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves