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 Ka2 draw
3 Ka3 draw
4 Kb1 draw
5 Kb3 draw
6 Kc1 draw
7 Kc2 draw
8 Kc3 draw
9 Ra6 draw
10 Rb5 draw
11 Rc6 draw
12 Ka1 loss in 32 half-moves
13 Rf6 loss in 22 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rd6 loss in 1 half-moves
20 Re6 loss in 1 half-moves