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

EGTB: draw

# move score
1 b5 draw
2 Rc8 draw
3 Rc1 loss in 6 half-moves
4 Ra2 loss in 2 half-moves
5 Rb2 loss in 2 half-moves
6 Rc3 loss in 2 half-moves
7 Rc4 loss in 2 half-moves
8 Rc6 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Rd2 loss in 2 half-moves
11 Re2 loss in 2 half-moves
12 Rf2 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Rc5 loss in 1 half-moves