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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Re3 loss in 4 half-moves
3 Rf3 loss in 4 half-moves
4 Kg1 loss in 2 half-moves
5 Kg2 loss in 2 half-moves
6 Kh2 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 Rg1 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Ra3 loss in 1 half-moves
15 Rg6 loss in 1 half-moves
16 Rg7 loss in 1 half-moves
17 Rg8 loss in 1 half-moves