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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Kf5 win in 11 half-moves
3 Kf4 win in 15 half-moves
4 Kb2 draw
5 Kc4 draw
6 Kf6 draw
7 Kg4 draw
8 Kg6 draw
9 Kh4 draw
10 Kh5 draw
11 Kh6 draw
12 Ra7 draw
13 Rc5 draw
14 Rc6 draw
15 Rc8 draw
16 Rg7 draw
17 Rh7 draw
18 Kb3 loss in 2 half-moves
19 Kb4 loss in 2 half-moves
20 Kc2 loss in 2 half-moves
21 Kd2 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Kd4 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves