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

EGTB: win in 4 half-moves

# move score
1 Kc8 win in 3 half-moves
2 Kaa7 draw
3 Kab7 draw
4 Kbb7 draw
5 Rb7 draw
6 Rc7 draw
7 Rd1 draw
8 Rd2 draw
9 Rd6 draw
10 Rd8 draw
11 Re7 draw
12 Rf7 draw
13 Rg7 draw
14 Rh7 draw
15 Kba7 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Ra7 loss in 1 half-moves
18 Rd3 loss in 1 half-moves
19 Rd4 loss in 1 half-moves
20 Rd5 loss in 1 half-moves