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

EGTB: win in 2 half-moves

# move score
1 Kh4 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Rg1 draw
4 Rg4 draw
5 Kb7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Kg2 loss in 1 half-moves
20 Kg4 loss in 1 half-moves
21 Rg2 loss in 1 half-moves