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

EGTB: draw

# move score
1 Ra8 draw
2 Rd4 draw
3 Rd5 draw
4 Rd6 draw
5 Re8 draw
6 Rf8 draw
7 Kc1 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kd2 loss in 2 half-moves
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd2 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves