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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Kb7 win in 3 half-moves
4 Kb6 draw
5 Ra8 draw
6 Rb1 draw
7 Rb2 draw
8 Re8 draw
9 Rg8 draw
10 Rh8 draw
11 Ka6 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kg8 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Kh8 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves