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 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Ra1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb4 draw
14 Rb6 draw
15 Rb7 draw
16 Rd1 draw
17 Re1 draw
18 Rf1 draw
19 Rg1 draw
20 Rb8 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves