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

EGTB: draw

# move score
1 Kb3 draw
2 Kb5 draw
3 Kc3 draw
4 Kc5 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Rb7 draw
9 Rb8 draw
10 Kd3 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves