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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kd6 draw
6 Kd7 draw
7 Ra7 draw
8 Rb7 draw
9 Rd7 draw
10 Re7 loss in 4 half-moves
11 Kd5 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rf7 loss in 1 half-moves
14 Rg7 loss in 1 half-moves
15 Rh7 loss in 1 half-moves