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

EGTB: win in 6 half-moves

# move score
1 Kc6 win in 5 half-moves
2 Ra8 draw
3 Re8 draw
4 Rf8 draw
5 Kb5 loss in 2 half-moves
6 Kb6 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kf7 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Kb4 loss in 1 half-moves
19 Kc4 loss in 1 half-moves
20 Kd4 loss in 1 half-moves