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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rb7 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Kc3 draw
5 Kc5 draw
6 Rb1 draw
7 Rb2 draw
8 Rb3 draw
9 Kb3 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd7 loss in 1 half-moves
15 Kd8 loss in 1 half-moves
16 Ke7 loss in 1 half-moves
17 Kf7 loss in 1 half-moves
18 Kf8 loss in 1 half-moves
19 Ra4 loss in 1 half-moves
20 Rb5 loss in 1 half-moves