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 Rb3 win in 3 half-moves
3 Rf6 draw
4 Ka1 loss in 2 half-moves
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Kb1 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kbc2 loss in 2 half-moves
10 Kbc3 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd2 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kdc2 loss in 2 half-moves
16 Kdc3 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rd6 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Rg6 loss in 2 half-moves
28 Rh6 loss in 2 half-moves