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 Kb3 draw
3 Kc2 draw
4 Kc3 draw
5 Ra3 draw
6 Re1 loss in 14 half-moves
7 Re2 loss in 12 half-moves
8 Ka3 loss in 10 half-moves
9 Ka2 loss in 8 half-moves
10 Rf3 loss in 8 half-moves
11 Rh3 loss in 8 half-moves
12 Ka1 loss in 4 half-moves
13 Kb1 loss in 4 half-moves
14 Kc1 loss in 4 half-moves
15 Re4 loss in 4 half-moves
16 Rb3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Re7 loss in 1 half-moves