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 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Kd6 draw
8 Kd7 draw
9 Ra1 draw
10 Re5 draw
11 Re6 draw
12 Re7 draw
13 Re8 draw
14 Rf1 draw
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves