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

EGTB: draw

# move score
1 K1g1 draw
2 K1g2 draw
3 K2g1 draw
4 K2g2 draw
5 Ra8 draw
6 Rb8 draw
7 Rc1 draw
8 Rc2 draw
9 Rc3 draw
10 Rc7 draw
11 Rd8 draw
12 Rh8 draw
13 Kg3 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves