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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kc8 loss in 10 half-moves
3 Ra2 loss in 10 half-moves
4 Kb8 loss in 8 half-moves
5 Ka6 loss in 6 half-moves
6 Ka7 loss in 6 half-moves
7 Ka8 loss in 6 half-moves
8 Rh2 loss in 4 half-moves
9 Kb6 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 1 half-moves