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 Kb4 draw
4 Kb5 draw
5 Kc3 draw
6 Kd4 draw
7 Ra6 draw
8 Rb1 draw
9 Rb2 draw
10 Rb3 draw
11 Rb4 draw
12 Rb7 draw
13 Rc6 draw
14 Rd6 draw
15 Re6 draw
16 Rf6 draw
17 Rg6 draw
18 Rh6 draw
19 Kd3 loss in 22 half-moves
20 Kc5 loss in 2 half-moves
21 Kd5 loss in 2 half-moves
22 Rb5 loss in 2 half-moves