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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb7 win in 3 half-moves
3 Kc7 draw
4 Kcd7 draw
5 Kcd8 draw
6 Kd6 draw
7 Ke6 draw
8 Ke8 draw
9 Ked7 draw
10 Ked8 draw
11 Kf6 draw
12 Kf7 draw
13 Kf8 draw
14 Ra8 draw
15 Rb4 draw
16 Rb5 draw
17 Rb6 draw
18 Rb7 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves