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 Kf5 draw
3 Kg5 draw
4 Kg6 draw
5 Kg7 draw
6 Ra4 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Rh7 loss in 8 half-moves
11 Rh8 loss in 6 half-moves
12 Kf7 loss in 4 half-moves
13 Rh6 loss in 4 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Rb4 loss in 1 half-moves
21 Rc4 loss in 1 half-moves
22 Rh1 loss in 1 half-moves