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

EGTB: draw

# move score
1 Rb8 draw
2 Rc4 draw
3 Rc5 draw
4 Rc7 draw
5 Re8 draw
6 Rf8 draw
7 Rg8 draw
8 Rh8 draw
9 g5 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd8 loss in 2 half-moves