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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rd6 win in 1 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb7 draw
7 Re6 draw
8 Rf6 draw
9 Rg6 draw
10 Ka2 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves