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