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

EGTB: draw

# move score
1 Kc4 draw
2 Kc5 draw
3 Kc6 draw
4 Kd4 draw
5 Kd6 draw
6 Ke5 draw
7 Ke6 draw
8 Rd4 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Re8 draw
13 Rf4 draw
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves