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 Rd1 draw
3 Rd2 draw
4 Rd3 draw
5 Rd7 draw
6 Rd8 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kf4 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re4 loss in 2 half-moves