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 Rb2 win in 1 half-moves
3 Kc5 win in 3 half-moves
4 Kc7 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Rb4 win in 3 half-moves
7 Rb7 win in 3 half-moves
8 Kb7 win in 5 half-moves
9 Kd7 win in 5 half-moves
10 Kb5 win in 7 half-moves
11 Kd8 win in 9 half-moves
12 Kb3 draw
13 Kb4 draw
14 Kc3 draw
15 Kd4 draw
16 Kd5 draw
17 Rb6 draw
18 Kd3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves