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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kd3 draw
5 Kd8 draw
6 Ke1 draw
7 Ke3 draw
8 Kf1 draw
9 Kf2 draw
10 Kf3 draw
11 Rb1 draw
12 Rb2 draw
13 Rb3 draw
14 Rb4 draw
15 Rb5 draw
16 Kb7 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves