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

EGTB: draw

# move score
1 Ka7 draw
2 Kb7 draw
3 Kb8 draw
4 Ra5 draw
5 Rb3 draw
6 Rb4 draw
7 Rb6 draw
8 Rc5 draw
9 Rd5 draw
10 Re5 draw
11 Rf5 draw
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh5 loss in 2 half-moves