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 K1g2 draw
3 K1h2 draw
4 K3g2 draw
5 K3h2 draw
6 Kg1 draw
7 Kg3 draw
8 Kg4 draw
9 Kh4 draw
10 Rc3 draw
11 Rd3 draw
12 Re1 draw
13 Re2 draw
14 Re7 draw
15 Rf3 draw
16 Ra3 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re8 loss in 2 half-moves