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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 K2g2 draw
3 K2g3 draw
4 K3g2 draw
5 K3g3 draw
6 Kg1 draw
7 Kg4 draw
8 Kh1 draw
9 Kh4 draw
10 Ra3 draw
11 Rb3 draw
12 Rf1 draw
13 Rf2 draw
14 Rf4 draw
15 Rf8 draw
16 Rc3 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves