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 Ra8 draw
7 Rb2 draw
8 Rb3 draw
9 Rb4 draw
10 Rb7 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rh8 draw
15 Rb1 loss in 4 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 1 half-moves