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 Ra4 draw
3 Rc4 draw
4 Rd4 draw
5 Rg7 draw
6 Rg8 draw
7 Rh4 draw
8 Ke1 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kg1 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves