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 Rg1 draw
3 Rg2 draw
4 Kf5 loss in 2 half-moves
5 Kf6 loss in 2 half-moves
6 Kf7 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kgg5 loss in 2 half-moves
9 Kgh6 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Khg5 loss in 2 half-moves
13 Khh6 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 Rg3 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh4 loss in 2 half-moves