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

EGTB: draw

# move score
1 Ka4 draw
2 Ka6 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Ra6 draw
7 Ra8 draw
8 Rb7 draw
9 Rc7 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Rg7 draw
14 Rh7 draw