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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kf8 draw
3 Kh8 draw
4 Ra1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rb8 draw
11 Rd1 draw
12 Re1 draw
13 Rg1 draw
14 Rh1 draw
15 Kf7 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves