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 Ke7 draw
3 Ke8 draw
4 Kf7 draw
5 Kg7 draw
6 Kg8 draw
7 Kh2 draw
8 Ra1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rb8 draw
14 Rc1 draw
15 Rd1 draw
16 Re1 draw
17 Rf1 draw
18 Rg1 draw
19 Kg1 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Rb4 loss in 1 half-moves