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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Kc3 draw
6 Kc5 draw
7 Kd6 draw
8 Kd7 draw
9 Kd8 draw
10 Ke6 draw
11 Ke8 draw
12 Kf6 draw
13 Kf7 draw
14 Kf8 draw
15 Ra4 draw
16 Rb5 draw
17 Kb5 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kb3 loss in 1 half-moves
22 Rb2 loss in 1 half-moves
23 Rb3 loss in 1 half-moves