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 Kg4 draw
3 Kg5 draw
4 Kg6 draw
5 Kh6 draw
6 Rb4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh3 draw
10 Rh2 loss in 14 half-moves
11 Rh1 loss in 6 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves