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

EGTB: draw

# move score
1 Kb6 draw
2 Kb7 draw
3 Kd6 draw
4 Kd7 draw
5 Ra8 draw
6 Rb8 draw
7 Rd8 draw
8 Kc7 loss in 4 half-moves
9 Re8 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 Rc7 loss in 2 half-moves
14 Rf8 loss in 1 half-moves
15 Rg8 loss in 1 half-moves
16 Rh8 loss in 1 half-moves