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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb3 draw
3 Kb5 draw
4 Kc3 draw
5 Kc5 draw
6 Kd3 draw
7 Kd4 draw
8 Kd5 draw
9 Kg7 draw
10 Kg8 draw
11 Kh7 draw
12 Ra4 draw
13 Rb1 draw
14 Rb3 draw
15 Rb5 draw
16 Rb6 draw
17 Rb7 draw
18 Rb2 loss in 1 half-moves