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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd2 draw
6 Re1 draw
7 Rf2 draw
8 Rh1 draw
9 Kd1 loss in 8 half-moves
10 Rf3 loss in 4 half-moves
11 Rf5 loss in 4 half-moves
12 Rd1 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rf4 loss in 1 half-moves