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

EGTB: draw

# move score
1 a3 draw
2 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kf2 draw
8 Kf3 draw
9 Kf4 draw
10 Ra2 draw
11 Ra3 draw
12 Re1 draw
13 Rg1 draw
14 Rb1 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves