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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kg2 draw
6 Kh2 draw
7 Kh3 draw
8 Kh4 draw
9 Rb4 draw
10 Rc4 draw
11 Rd4 draw
12 Rf4 draw
13 Rg5 draw
14 Rg6 draw
15 Rg7 draw
16 Rg8 draw
17 Rh4 draw
18 Kf2 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Kf3 loss in 1 half-moves
21 Re4 loss in 1 half-moves