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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rf5 draw
3 Ka3 loss in 2 half-moves
4 Ka4 loss in 2 half-moves
5 Kaa2 loss in 2 half-moves
6 Kab2 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kba2 loss in 2 half-moves
10 Kbb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves