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