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 Kg2 draw
3 Kg3 draw
4 Kg4 draw
5 Kh2 draw
6 Kh4 draw
7 Rb4 draw
8 Rc4 draw
9 Rd4 draw
10 Re4 draw
11 Rf1 draw
12 Rf2 draw
13 Rf3 draw
14 Rf5 draw
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves