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 Kg4 win in 5 half-moves
3 Ke1 loss in 2 half-moves
4 Ke2 loss in 2 half-moves
5 Ke3 loss in 2 half-moves
6 Kf1 loss in 2 half-moves
7 Kf3 loss in 2 half-moves
8 Kfg2 loss in 2 half-moves
9 Kfg3 loss in 2 half-moves
10 Kg1 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Khg2 loss in 2 half-moves
13 Khg3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh5 loss in 2 half-moves
21 Rh6 loss in 2 half-moves
22 Rh7 loss in 2 half-moves
23 Rh8 loss in 2 half-moves