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

EGTB: draw

# move score
1 Kb7 draw
2 Kb8 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Ra2 draw
7 Rb1 draw
8 Rb3 draw
9 Rb4 draw
10 Rb8 draw
11 Rc2 draw
12 Rd2 draw
13 Re2 draw
14 Rf2 draw
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves