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

EGTB: draw

# move score
1 Ra1 draw
2 Ra5 draw
3 Ra6 draw
4 Ra7 draw
5 Ra8 draw
6 Rg4 draw
7 Kb7 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rb4 loss in 1 half-moves
18 Rc4 loss in 1 half-moves
19 Rd4 loss in 1 half-moves