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 Kd4 draw
3 Kd5 draw
4 Ke4 draw
5 Kf5 draw
6 Rh6 draw
7 Kf4 loss in 16 half-moves
8 Rh5 loss in 10 half-moves
9 Rh3 loss in 8 half-moves
10 Rh7 loss in 8 half-moves
11 Rh8 loss in 8 half-moves
12 Kd6 loss in 4 half-moves
13 Ke6 loss in 4 half-moves
14 Kf6 loss in 4 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves