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

EGTB: draw

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