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

EGTB: draw

# move score
1 Ka5 draw
2 Ka7 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Ra8 draw
7 Rb1 draw
8 Rb2 draw
9 Rb3 draw
10 Rb4 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Rc8 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rg8 draw
19 Rh8 draw