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 Ka7 draw
3 Rb2 draw
4 Rb3 draw
5 Rb6 draw
6 Rb8 draw
7 Rc1 draw
8 Rd1 draw
9 Rf1 draw
10 Rg1 draw
11 Rh1 draw
12 Kb7 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Rb4 loss in 1 half-moves