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 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rd5 draw
7 Rf5 draw
8 Rg5 draw
9 Rh5 draw
10 Ka2 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kg1 loss in 2 half-moves
16 Kg2 loss in 2 half-moves
17 Kh2 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Re5 loss in 2 half-moves