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

EGTB: draw

# move score
1 Kc1 draw
2 Kc2 draw
3 Kd2 draw
4 Ke1 draw
5 Ke2 draw
6 Rc8 draw
7 Rd4 draw
8 Rd5 draw
9 Rd6 draw
10 Rd7 draw
11 Re8 draw
12 Rf8 draw
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves