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