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

EGTB: draw

# move score
1 Ra3 draw
2 Ra7 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Re4 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Ra1 loss in 6 half-moves
11 Ra2 loss in 6 half-moves
12 Ra8 loss in 4 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves