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 Kg5 draw
5 Kh4 draw
6 Kh5 draw
7 Rb2 draw
8 Rb3 draw
9 Rb5 draw
10 Rb6 draw
11 Rb7 draw
12 Rb8 draw
13 Rd4 draw
14 Re4 draw
15 Rf4 draw
16 Kf3 loss in 2 half-moves
17 Kg3 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rc4 loss in 2 half-moves