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 Kg4 draw
3 Kg5 draw
4 Kh4 draw
5 Ra3 draw
6 Ra5 draw
7 Ra6 draw
8 Ra8 draw
9 Re4 draw
10 Rf4 draw
11 Rh4 draw
12 Kg6 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves