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

EGTB: draw

# move score
1 Rh8 draw
2 Ka5 loss in 2 half-moves
3 Ka6 loss in 2 half-moves
4 Ka7 loss in 2 half-moves
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves