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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kb3 win in 7 half-moves
3 Kb4 win in 7 half-moves
4 Kb5 win in 7 half-moves
5 Kc3 win in 7 half-moves
6 Kcd5 win in 7 half-moves
7 Kd4 win in 7 half-moves
8 Rb6 win in 7 half-moves
9 Ke6 win in 9 half-moves
10 Ra6 win in 11 half-moves
11 Kcc5 draw
12 Kc7 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kdc5 loss in 2 half-moves
16 Kdd5 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc7 loss in 2 half-moves