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

EGTB: draw

# move score
1 Rc2 draw
2 Rc3 draw
3 Rc4 draw
4 Rc7 draw
5 Rc8 draw
6 Rd1 draw
7 Rh1 draw
8 Ra1 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rc5 loss in 2 half-moves
11 Rc6 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves