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 Kf4 draw
3 Kf5 draw
4 Kg6 draw
5 Kh4 draw
6 Kh5 draw
7 Kh6 draw
8 Ra4 draw
9 Rf4 draw
10 Rg1 draw
11 Rg2 draw
12 Rg3 draw
13 Kf6 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rh4 loss in 2 half-moves