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

EGTB: win in 4 half-moves

# move score
1 Rc6 win in 3 half-moves
2 Kc6 draw
3 Kcc4 draw
4 Kdc4 draw
5 Kdd5 draw
6 Ke3 draw
7 Ke4 draw
8 Ke5 draw
9 Rc7 draw
10 Rd8 draw
11 Rf8 draw
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kcd5 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves