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

EGTB: draw

# move score
1 Ra1 draw
2 Ra2 draw
3 Ra3 draw
4 Rc4 draw
5 Rg4 draw
6 Rh4 draw
7 Ra5 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rd4 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves