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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kg2 draw
6 Kg3 draw
7 Kg4 draw
8 Kh2 draw
9 Rc4 draw
10 Rd4 draw
11 Re4 draw
12 Rf4 draw
13 Rg4 draw
14 Rh5 draw
15 Rh6 draw
16 Rh7 draw
17 Rh8 draw
18 Ra4 loss in 1 half-moves