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 Rf6 win in 1 half-moves
3 Kd2 loss in 2 half-moves
4 Kd3 loss in 2 half-moves
5 Kd4 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Ke4 loss in 2 half-moves
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves