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 Rd3 draw
7 Rg3 draw
8 Rh3 draw
9 Kg7 loss in 2 half-moves
10 Kg8 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc1 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rf3 loss in 2 half-moves