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 Kg1 draw
8 Kg2 draw
9 Kg3 draw
10 Kh1 draw
11 Kh3 draw
12 Ra4 draw
13 Rb1 draw
14 Rb2 draw
15 Rb3 draw
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves