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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rg3 win in 1 half-moves
3 Kb1 loss in 2 half-moves
4 Kb2 loss in 2 half-moves
5 Kc2 loss in 2 half-moves
6 Ke1 loss in 2 half-moves
7 Kf1 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Kcd1 loss in 1 half-moves
19 Kcd2 loss in 1 half-moves
20 Kd3 loss in 1 half-moves
21 Ke3 loss in 1 half-moves
22 Ked1 loss in 1 half-moves
23 Ked2 loss in 1 half-moves
24 Kf3 loss in 1 half-moves
25 Rd3 loss in 1 half-moves
26 Re3 loss in 1 half-moves
27 Rf3 loss in 1 half-moves