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

EGTB: draw

# move score
1 Ka7 draw
2 Kb8 draw
3 Ra7 draw
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Rg7 draw
13 Rh7 draw
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb8 loss in 2 half-moves