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 Kc1 draw
3 Kc2 draw
4 Kd1 draw
5 Kd3 draw
6 Ke1 draw
7 Ke2 draw
8 Ke3 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Rb8 draw
15 Rc1 draw
16 Rd1 draw
17 Re1 draw
18 Rf1 draw
19 Rg1 draw
20 Rh1 draw
21 Kc3 loss in 2 half-moves
22 Ra1 loss in 2 half-moves