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 Kc1 draw
7 Kc2 draw
8 Kc3 draw
9 Ra3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb7 draw
13 Rc3 draw
14 Re3 draw
15 Rf3 draw
16 Rh3 loss in 8 half-moves
17 Rb6 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves