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 Ra3 draw
3 Rb3 draw
4 Re4 draw
5 Re6 draw
6 Re7 draw
7 Rf3 draw
8 Ka1 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Re5 loss in 1 half-moves