I don't like this move very much, as it allows White to exchange the knight for the bishop, giving sense to the play with Nc3.
1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1c4  3... g8f6  4. d2d3  4... f8c5  5. b1c3 This Italian Opening with the knight on c3 was played a few days ago by Rapport. Adams had already played it a few times. Many different plans are possible in this opening and this is one of its attractions. 5... h7h6  6. e1g1  6... e8g8  7. h2h3 