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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rg2 win in 3 half-moves
3 K2g2 draw
4 K2g3 draw
5 K3g2 draw
6 K3g3 draw
7 Kg1 draw
8 Kg4 draw
9 Kh1 draw
10 Kh4 draw
11 Ra7 draw
12 Re7 draw
13 Rf7 draw
14 Rg3 draw
15 Rg8 draw
16 Rh7 draw
17 Rb7 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg6 loss in 2 half-moves