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 Kc4 draw
4 Kc6 draw
5 Kd4 draw
6 Kd5 draw
7 Kd6 draw
8 Rc8 draw
9 Rd8 draw
10 Re3 draw
11 Re5 draw
12 Re6 draw
13 Re7 draw
14 Rf8 draw
15 Rg8 draw
16 Kb4 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rh8 loss in 2 half-moves