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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kb3 draw
3 Rb1 draw
4 Rb5 loss in 12 half-moves
5 Kb1 loss in 10 half-moves
6 Kb2 loss in 10 half-moves
7 Ra8 loss in 10 half-moves
8 Ka1 loss in 6 half-moves
9 Ka3 loss in 6 half-moves
10 Rc8 loss in 4 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Rd8 loss in 1 half-moves
18 Re8 loss in 1 half-moves
19 Rf8 loss in 1 half-moves