The most important feature of the Chess position is the activity of the pieces.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown323"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "1rr3k1/p3ppb1/3pbPp1/q7/1p1BP3/P1N2P2/1PPQ4/1K1R1B1R b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
{ Both sides are on the attack. Who will get there first? } 1... bxc3 2. Bxc3 Rxc3 3. fxg7 Rxb2+ 4. Kxb2 Qxa3+ 5. Kb1 Qa2+ 6. Kc1 Qa1# 0-1