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

EGTB: draw

# move score
1 a3 draw
2 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kh3 draw
6 Kh5 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Ra7 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh7 loss in 2 half-moves