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

EGTB: win in 2 half-moves

# move score
1 Rh2 win in 1 half-moves
2 Kb2 loss in 8 half-moves
3 Rg1 loss in 8 half-moves
4 Rg3 loss in 8 half-moves
5 Kb1 loss in 6 half-moves
6 Kc1 loss in 6 half-moves
7 Kd1 loss in 6 half-moves
8 Kd2 loss in 6 half-moves
9 Kb3 loss in 2 half-moves
10 Kc3 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rg8 loss in 1 half-moves