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

EGTB: draw

# move score
1 Kb5 draw
2 Kc4 draw
3 Kd5 draw
4 Ra3 draw
5 Rb3 draw
6 Rc1 draw
7 Rc2 draw
8 Rc4 draw
9 Rd3 draw
10 Re3 draw
11 Rf3 draw
12 Kb4 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves