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

EGTB: draw

# move score
1 Kc1 draw
2 Kc2 draw
3 Kc3 draw
4 Kd1 draw
5 Kd3 draw
6 Ke1 draw
7 Ke3 draw
8 Re1 draw
9 Re3 draw
10 Re4 draw
11 Rf2 draw
12 Rg2 draw
13 Rh2 draw
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Re8 loss in 2 half-moves