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 Kd5 draw
3 Kd6 draw
4 Ke5 draw
5 Ke7 draw
6 Kf5 draw
7 Kf6 draw
8 Kf7 draw
9 Ra1 draw
10 Ra8 draw
11 Rb4 draw
12 Rc4 draw
13 Re4 draw
14 Rf4 draw
15 Kd7 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves