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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Kd3 loss in 2 half-moves
3 Kd4 loss in 2 half-moves
4 Kf3 loss in 2 half-moves
5 Kf4 loss in 2 half-moves
6 Ra3 loss in 2 half-moves
7 Rb3 loss in 2 half-moves
8 Rc3 loss in 2 half-moves
9 Rd3 loss in 2 half-moves
10 Re1 loss in 2 half-moves
11 Re2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Kd5 loss in 1 half-moves
15 Ke5 loss in 1 half-moves
16 Kf5 loss in 1 half-moves