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

EGTB: draw

# move score
1 Rc3 draw
2 Re3 draw
3 Rf3 draw
4 Rg3 draw
5 Rh4 draw
6 Rh5 draw
7 Rh6 draw
8 Rh7 draw
9 Rh8 draw
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves