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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kc2 draw
4 Ra8 draw
5 Rb8 draw
6 Rc3 draw
7 Rc4 draw
8 Rc5 draw
9 Rc6 draw
10 Rd8 draw
11 Re8 draw
12 Rg8 draw
13 Rh8 draw
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves