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

EGTB: draw

# move score
1 Rb7 draw
2 Rc7 draw
3 Rd7 draw
4 Rf7 draw
5 Rh1 draw
6 Rh2 draw
7 Rh3 draw
8 Rh4 draw
9 Rh5 draw
10 Rh6 draw
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves