Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Kg4 draw
3 Kg5 draw
4 Kh4 draw
5 Kh6 draw
6 Rb1 draw
7 Rb2 draw
8 Rb4 draw
9 Rb6 draw
10 Kg6 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rb3 loss in 1 half-moves