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

EGTB: draw

# move score
1 Rc8 draw
2 Rd1 draw
3 Rd2 draw
4 Rd3 draw
5 Rd4 draw
6 Rd5 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Ka2 loss in 2 half-moves
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re8 loss in 2 half-moves