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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Rg5 draw
3 Rg6 draw
4 Rg7 draw
5 Ke1 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Kf1 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kg1 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh3 loss in 2 half-moves