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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Rg4 win in 1 half-moves
3 Ka1 loss in 2 half-moves
4 Ka3 loss in 2 half-moves
5 Kb1 loss in 2 half-moves
6 Kb3 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Ka2 loss in 1 half-moves
10 Kc2 loss in 1 half-moves
11 Ke6 loss in 1 half-moves
12 Ke7 loss in 1 half-moves
13 Ke8 loss in 1 half-moves
14 Kf6 loss in 1 half-moves
15 Kf8 loss in 1 half-moves
16 Kg6 loss in 1 half-moves
17 Kg7 loss in 1 half-moves
18 Kg8 loss in 1 half-moves
19 Ra4 loss in 1 half-moves
20 Rb3 loss in 1 half-moves
21 Rb5 loss in 1 half-moves
22 Rb6 loss in 1 half-moves
23 Rb7 loss in 1 half-moves
24 Rb8 loss in 1 half-moves
25 Rc4 loss in 1 half-moves
26 Rd4 loss in 1 half-moves
27 Re4 loss in 1 half-moves
28 Rh4 loss in 1 half-moves