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

EGTB: draw

# move score
1 Ra4 draw
2 Ra6 draw
3 Ra7 draw
4 Ra8 draw
5 Rb5 draw
6 Rc5 draw
7 Rg5 draw
8 Ra1 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Rd5 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rh5 loss in 2 half-moves