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

EGTB: draw

# move score
1 Rc1 draw
2 Rc2 draw
3 Rc3 draw
4 Rc6 draw
5 Rd7 draw
6 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Kh1 loss in 2 half-moves
14 Kh2 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc8 loss in 2 half-moves