Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka8 draw
3 Kb7 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rb6 draw
9 Rb7 draw
10 Re8 draw
11 Rf8 draw
12 Rg8 draw
13 Rh8 draw
14 Ra8 loss in 4 half-moves
15 Ka6 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves