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

EGTB: draw

# move score
1 Rc4 draw
2 Rc5 draw
3 Rc6 draw
4 Rc7 draw
5 Rc8 draw
6 Rd1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 Ka2 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Kh8 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Re1 loss in 2 half-moves