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

EGTB: draw

# move score
1 Kc7 draw
2 Rb3 draw
3 Rc3 draw
4 Rd3 draw
5 Re4 draw
6 Re6 draw
7 Re7 draw
8 Re8 draw
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves