Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kf4 draw
3 Kf5 draw
4 Kf6 draw
5 Kgg6 draw
6 Kgh4 draw
7 Kgh6 draw
8 Khg6 draw
9 Khh4 draw
10 Khh6 draw
11 Rc4 draw
12 Rd4 draw
13 Re4 draw
14 Rf4 draw
15 Rg1 draw
16 Rg2 draw
17 Rg3 draw
18 Rh4 draw
19 Rb4 loss in 1 half-moves