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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Ka7 win in 5 half-moves
3 Kb4 win in 5 half-moves
4 Kb7 win in 5 half-moves
5 Ka2 draw
6 Ka3 draw
7 Ka4 draw
8 Kb2 draw
9 Kc2 draw
10 Kc3 draw
11 Kc4 draw
12 Rb7 draw
13 Rc8 draw
14 Rd8 draw
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves