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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rf1 draw
3 Ka5 loss in 2 half-moves
4 Ka6 loss in 2 half-moves
5 Ka7 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb7 loss in 2 half-moves
8 Kbc5 loss in 2 half-moves
9 Kbc6 loss in 2 half-moves
10 Kbc7 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kdc5 loss in 2 half-moves
14 Kdc6 loss in 2 half-moves
15 Kdc7 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves