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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Ra1 draw
11 Rb2 draw
12 Rb3 draw
13 Rb6 draw
14 Rb8 draw
15 Rd1 draw
16 Re1 draw
17 Rf1 draw
18 Rb5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves