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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rf1 win in 1 half-moves
3 Ka2 loss in 2 half-moves
4 Kb2 loss in 2 half-moves
5 Kg1 loss in 2 half-moves
6 Kg2 loss in 2 half-moves
7 Kg3 loss in 2 half-moves
8 Kh1 loss in 2 half-moves
9 Kh3 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves