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

EGTB: draw

# move score
1 Kd1 draw
2 Kd2 draw
3 Ke2 draw
4 Kf2 draw
5 Rc2 draw
6 Rc3 draw
7 Rc4 draw
8 Rc6 draw
9 Rd1 draw
10 Kf1 loss in 4 half-moves
11 Ra1 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves