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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rc3 win in 1 half-moves
3 Kf2 draw
4 Kf3 draw
5 Kg2 draw
6 Kh2 draw
7 Kh3 draw
8 Kh4 draw
9 Ra3 draw
10 Rb2 draw
11 Rb4 draw
12 Rb1 loss in 6 half-moves
13 Kf4 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves