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

EGTB: draw

# move score
1 Kc8 draw
2 Rb1 draw
3 Rb2 draw
4 Rb4 draw
5 Rb5 draw
6 Rc8 draw
7 Ra8 loss in 4 half-moves
8 Kc7 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves