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 Rc4 draw
3 Rd4 draw
4 Rg1 draw
5 Rg2 draw
6 Rg7 draw
7 Rg8 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 Re4 loss in 2 half-moves
14 Rf4 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Ra4 loss in 1 half-moves
19 Rb4 loss in 1 half-moves