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

EGTB: draw

# move score
1 Ka1 draw
2 Ka2 draw
3 Ka3 draw
4 Kb1 draw
5 Kc1 draw
6 Kc2 draw
7 Rb3 draw
8 Rb4 draw
9 Rb5 draw
10 Rb7 draw
11 Rb8 draw
12 Rc6 draw
13 Rd6 draw
14 Re6 draw
15 Rf6 draw
16 Rg6 draw
17 Rh6 draw
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Ra6 loss in 2 half-moves