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

EGTB: draw

# move score
1 Ka1 draw
2 Ka3 draw
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Ra7 draw
7 Rb7 draw
8 Rc7 draw
9 Rd1 draw
10 Rd2 draw
11 Rd3 draw
12 Rd4 draw
13 Rd5 draw
14 Rd6 draw
15 Rf7 draw
16 Rg7 draw
17 Rh7 draw
18 Rd8 loss in 2 half-moves
19 Re7 loss in 2 half-moves