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 Kb4 draw
3 Kb5 draw
4 Kc5 draw
5 Kd4 draw
6 Kd5 draw
7 Rd3 draw
8 Re3 draw
9 Rf4 draw
10 Rf6 draw
11 Rf7 draw
12 Rf8 draw
13 Kb3 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rh3 loss in 2 half-moves