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 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh3 draw
6 Rb2 draw
7 Rd7 draw
8 Re2 draw
9 Rf2 draw
10 Kh1 loss in 4 half-moves
11 Ra2 loss in 2 half-moves
12 Rc2 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Rd4 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd8 loss in 2 half-moves