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 Rb7 draw
12 Rf3 loss in 20 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves