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 Rc2 loss in 10 half-moves
3 Kf1 loss in 8 half-moves
4 Kf2 loss in 8 half-moves
5 Kg1 loss in 8 half-moves
6 Kh1 loss in 8 half-moves
7 Kh2 loss in 8 half-moves
8 Ra1 loss in 8 half-moves
9 Rc3 loss in 8 half-moves
10 Rg1 loss in 8 half-moves
11 Kh3 loss in 4 half-moves
12 Kf3 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rc8 loss in 1 half-moves