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 Rh3 win in 1 half-moves
3 Ka1 draw
4 Ka2 draw
5 Ka3 draw
6 Kb1 draw
7 Kc1 draw
8 Kc2 draw
9 Ra3 draw
10 Rc3 draw
11 Rb7 loss in 10 half-moves
12 Kc3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves