The most important feature of the Chess position is the activity of the pieces.
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[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Notionalc4, White"]
[Black "Notionalc4, Black"]
[Result "*"]
[BlackElo "unknown"]
[ECO "B01"]
[TimeControl "0"]
[WhiteElo "unknown"]
1. e4 { B01: Scandinavian Defence } 1... d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. d3 e5 6. Nc3 Bf5 { Now white can play the simple 7. a3 to prevent the powerful
7... Bb4 designed to weaken the e4 square. For example, 7. a3 Bc5 8. Be2 O-O
9. Nf3 Re8 10. O-O where black is unable to exploit white's slow development
and uncomfortable center while white remains a pawn ahead. } 7. Nf3 Bb4 { Now
it is too late for 8. a3 Bxc3+ 9. bxc3 e4! 10. Nh4 Bg4 11. Qd2 (11. f3? exd3!
12. fxg4 Qe7+) 11... exd3 12. Qxd3. } 8. Be2 e4 9. Nh4 Be6 10. O-O exd3 11. Bxd3 Bxc3 12. bxc3 Ne5 13. Be2 Qxd1 14. Rxd1 Rc8 *