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

EGTB: draw

# move score
1 a3 draw
2 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Kh1 draw
8 Kh2 draw
9 Kh3 draw
10 Ra1 draw
11 Rc3 draw
12 Rc5 draw
13 Rc6 draw
14 Rc7 draw
15 Rb1 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rh1 loss in 2 half-moves