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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Rb5 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Rc2 draw
7 Rd2 draw
8 Re2 draw
9 Rf2 draw
10 K1g1 loss in 2 half-moves
11 K1g2 loss in 2 half-moves
12 K2g1 loss in 2 half-moves
13 K2g2 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kh3 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves