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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kaa7 draw
3 Kab7 draw
4 Kba7 draw
5 Kbb7 draw
6 Rb6 draw
7 Rc6 draw
8 Rd3 draw
9 Rd4 draw
10 Rd5 draw
11 Rd7 draw
12 Rd8 draw
13 Re6 draw
14 Rf6 draw
15 Rg6 draw
16 Rh6 draw
17 Kc8 loss in 2 half-moves
18 Ra6 loss in 1 half-moves
19 Rd1 loss in 1 half-moves
20 Rd2 loss in 1 half-moves