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

EGTB: win in 4 half-moves

# move score
1 Kg2 win in 3 half-moves
2 Rf1 draw
3 Kc1 loss in 2 half-moves
4 Kc2 loss in 2 half-moves
5 Kc3 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Ke1 loss in 2 half-moves
8 Ke2 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kh2 loss in 2 half-moves
13 Kh4 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves