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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ka5 draw
3 Kb5 draw
4 Rh7 draw
5 Ka2 loss in 2 half-moves
6 Kaa4 loss in 2 half-moves
7 Kab3 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kba4 loss in 2 half-moves
10 Kbb3 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves