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 Rb4 draw
3 Rb7 draw
4 Ka1 loss in 2 half-moves
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rd6 loss in 1 half-moves
18 Re6 loss in 1 half-moves
19 Rf6 loss in 1 half-moves
20 Rg6 loss in 1 half-moves