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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kc6 draw
4 Ra1 draw
5 Ra2 draw
6 Ra5 draw
7 Ra6 draw
8 Ra7 draw
9 Ra8 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Rf3 draw
14 Rg3 draw
15 Rh3 draw
16 Kb4 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb3 loss in 2 half-moves