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

EGTB: draw

# move score
1 Kb7 draw
2 Kb8 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Rb3 draw
7 Rc2 draw
8 Rc4 draw
9 Rc6 draw
10 Rc7 draw
11 Rd3 draw
12 Rf3 draw
13 Rg3 draw
14 Rh3 draw
15 Ra3 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Re3 loss in 2 half-moves