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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc8 draw
3 Ke8 draw
4 Kg3 draw
5 Kg4 draw
6 Kg5 draw
7 Kh3 draw
8 Kh5 draw
9 Ra1 draw
10 Rb2 draw
11 Rb4 draw
12 Rb6 draw
13 Rb7 draw
14 Re1 draw
15 Rf1 draw
16 Rg1 draw
17 Rh1 draw
18 Kc7 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Rb5 loss in 1 half-moves
22 Rb8 loss in 1 half-moves
23 Rc1 loss in 1 half-moves
24 Rd1 loss in 1 half-moves