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 Rb3 win in 1 half-moves
3 Rb4 draw
4 Rh8 loss in 4 half-moves
5 Kg5 loss in 2 half-moves
6 Kg6 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kh5 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Ra8 loss in 1 half-moves