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

EGTB: win in 2 half-moves

# move score
1 Ka4 win in 1 half-moves
2 Ra5 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 K2b2 draw
5 K3b2 draw
6 K3b3 draw
7 Kb4 draw
8 Ra7 draw
9 Rb8 draw
10 Rc8 draw
11 Rd8 draw
12 Rh8 draw
13 K2b3 loss in 2 half-moves
14 Ka1 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Ra4 loss in 1 half-moves
17 Ra6 loss in 1 half-moves
18 Re8 loss in 1 half-moves
19 Rg8 loss in 1 half-moves