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

EGTB: draw

# move score
1 b5 draw
2 Rb8 draw
3 Rc8 draw
4 Rd8 draw
5 Re2 draw
6 Re4 draw
7 Re6 draw
8 Ra8 loss in 2 half-moves
9 Re1 loss in 2 half-moves
10 Re3 loss in 2 half-moves
11 Re5 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves
15 Rf8 loss in 1 half-moves