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 Rb7 draw
4 Rd7 draw
5 Re7 draw
6 Rf7 draw
7 Rg7 draw
8 Rh7 draw
9 Ka5 loss in 2 half-moves
10 Kg1 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kh2 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Kb7 loss in 1 half-moves