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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Kf2 draw
3 Kf3 draw
4 Kf4 draw
5 Kg4 draw
6 Kh3 draw
7 Kh4 draw
8 Ra2 draw
9 Ra3 draw
10 Rb4 draw
11 Rc4 draw
12 Re4 draw
13 Kg2 loss in 4 half-moves
14 Kh2 loss in 4 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Ra1 loss in 1 half-moves