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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc1 win in 7 half-moves
3 Rf1 win in 7 half-moves
4 Kb2 win in 9 half-moves
5 Kb3 win in 11 half-moves
6 Kb4 win in 11 half-moves
7 Kc2 loss in 2 half-moves
8 Kc4 loss in 2 half-moves
9 Kd2 loss in 2 half-moves
10 Kd3 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke3 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kg3 loss in 2 half-moves
19 Kg4 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rd1 loss in 2 half-moves
28 Re1 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rh1 loss in 2 half-moves