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

EGTB: draw

# move score
1 Ka7 draw
2 Kb8 draw
3 Ra7 draw
4 Rb1 draw
5 Rb2 draw
6 Rb8 draw
7 Rc7 draw
8 Rh7 draw
9 Rb3 loss in 2 half-moves
10 Rb4 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves