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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kf6 draw
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rg8 draw
7 Kf5 loss in 6 half-moves
8 Kg6 loss in 6 half-moves
9 Kh5 loss in 6 half-moves
10 Kh6 loss in 6 half-moves
11 Ra8 loss in 6 half-moves
12 Rb7 loss in 6 half-moves
13 Rc8 loss in 6 half-moves
14 Re8 loss in 6 half-moves
15 Kf4 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kh4 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Rd8 loss in 1 half-moves