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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Kb7 draw
5 Kc7 draw
6 Kd2 draw
7 Kd3 draw
8 Kd4 draw
9 Ke2 draw
10 Ke4 draw
11 Kf2 draw
12 Kf3 draw
13 Ra8 draw
14 Rb1 draw
15 Rb5 draw
16 Rb7 draw
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Kf4 loss in 1 half-moves
20 Rb6 loss in 1 half-moves