Semi Closed (d4 other)

Indian (d4 Nf6)

Semi Open (e4 other)

Open Games (e4 e5)

Flank (c4/Nf3/etc)

Sicilian (e4 c5)

Closed Games (d4 d5)

2...Nf6 3.Bg2 d5

2...Nf6 3.Bg2 Bc5

2...Nf6 ( c6 ) 3. Bg2 c6

2...g6/f5/h5)

2...Nc6 3.Bg2 f5/Bc5

2...Nf6 3.Bg2 Nc6/h6

2...Nc6 3.Bg2 g6 4.Nc3 Bg7

2...Nc6 3.Nc3 f5

1.c4 e5 2.g3: White aims to develop the bishop to g2, where it will be well placed to control the long diagonal and potentially support a kingside attack. It also prepares to castle kingside and strengthens the pawn structure around the king.

English Opening. Reversed Sicilian. 2.g3

openings101.org

English Opening. Reversed Sicilian. 2.g3

1...e5 2. g3 - 2...Nf6 3.Bg2 d5

1...e5 2. g3 - 2...Nf6 3.Bg2 Bc5

1...e5 2. g3 - 2...Nf6 ( c6 ) 3. Bg2 c6

1...e5 2. g3 - 2...g6/f5/h5)

1...e5 2. g3 - 2...Nc6 3.Bg2 f5/Bc5

1...e5 2. g3 - 2...Nf6 3.Bg2 Nc6/h6

1...e5 2. g3 - 2...Nc6 3.Bg2 g6 4.Nc3 Bg7

1...e5 2. g3 - 2...Nc6 3.Nc3 f5