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 Rb1 draw
8 Rb3 draw
9 Rb4 draw
10 Rb5 draw
11 Rb6 draw
12 Rb8 draw
13 Rc7 draw
14 Rd7 draw
15 Re7 draw
16 Rf7 draw
17 Rg7 draw
18 Rb2 loss in 2 half-moves
19 Rh7 loss in 2 half-moves