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

EGTB: draw

# move score
1 Kc3 draw
2 Ra3 draw
3 Rb7 draw
4 Rb8 draw
5 Rc3 draw
6 Kc2 loss in 2 half-moves
7 Kc4 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves