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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Kb2 win in 7 half-moves
4 Kdc2 win in 7 half-moves
5 Kdc4 win in 7 half-moves
6 Kdd2 win in 7 half-moves
7 Kdd4 win in 7 half-moves
8 Ke2 win in 7 half-moves
9 Ke3 win in 7 half-moves
10 Ke4 win in 7 half-moves
11 Rb1 win in 7 half-moves
12 Rb5 win in 7 half-moves
13 Kb4 draw
14 Kcc2 draw
15 Kcc4 draw
16 Kcd2 draw
17 Kcd4 draw
18 Ra3 draw
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves