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 Kg5 draw
3 Kg6 draw
4 Kg7 draw
5 Kh5 draw
6 Kh7 draw
7 Ra4 draw
8 Rc4 draw
9 Rd4 draw
10 Re4 draw
11 Rf4 draw
12 Rg4 draw
13 Ka2 loss in 1 half-moves
14 Kb1 loss in 1 half-moves
15 Kb2 loss in 1 half-moves
16 Rh1 loss in 1 half-moves
17 Rh2 loss in 1 half-moves
18 Rh3 loss in 1 half-moves
19 Rh5 loss in 1 half-moves