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 Ka5 draw
3 Ka7 draw
4 Kb6 draw
5 Kb7 draw
6 Rb1 draw
7 Rb2 draw
8 Rb3 draw
9 Rb4 draw
10 Rb7 draw
11 Rc5 draw
12 Rd5 draw
13 Re5 draw
14 Rf5 draw
15 Rg5 draw
16 Rh5 draw
17 Ra5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves