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