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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rh2 loss in 12 half-moves
3 Kh2 loss in 10 half-moves
4 Rg2 loss in 10 half-moves
5 Kf1 loss in 8 half-moves
6 Kh1 loss in 8 half-moves
7 Kf2 loss in 4 half-moves
8 Kg2 loss in 4 half-moves
9 Rc1 loss in 4 half-moves
10 Ra2 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rc7 loss in 1 half-moves