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

EGTB: draw

# move score
1 Rh8 draw
2 K3b3 loss in 2 half-moves
3 K3b4 loss in 2 half-moves
4 K4b3 loss in 2 half-moves
5 K4b4 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves