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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rf3 draw
3 Kb5 loss in 2 half-moves
4 Kb6 loss in 2 half-moves
5 Kb7 loss in 2 half-moves
6 Kcc5 loss in 2 half-moves
7 Kcc7 loss in 2 half-moves
8 Kcd5 loss in 2 half-moves
9 Kcd7 loss in 2 half-moves
10 Kdc5 loss in 2 half-moves
11 Kdc7 loss in 2 half-moves
12 Kdd5 loss in 2 half-moves
13 Kdd7 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rg3 loss in 2 half-moves
28 Rh3 loss in 2 half-moves