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

EGTB: draw

# move score
1 Ra3 draw
2 Ra4 draw
3 Ra5 draw
4 Ra6 draw
5 Rd1 draw
6 Rh1 loss in 4 half-moves
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 Ra7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves