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 Kf4 draw
5 Kf5 draw
6 Kf6 draw
7 Re1 draw
8 Re2 draw
9 Re3 draw
10 Rg4 draw
11 Rh4 draw
12 Kd6 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves