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 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Kg4 draw
8 Kg5 draw
9 Kh5 draw
10 Ra7 draw
11 Rb4 draw
12 Rb5 draw
13 Rb6 draw
14 Rc7 draw
15 Rd7 draw
16 Re7 draw
17 Rf7 draw
18 Rh7 draw
19 Kg3 loss in 2 half-moves
20 Kh3 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rg7 loss in 2 half-moves