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 "Unknown109"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "rn1qkbnr/pQp1p1p1/5p2/1B1b3p/3P3B/8/PPP2PPP/RN2K1NR b KQkq - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Kf7 ( { Black can try: } 1... c6 2. Nc3 Bxg2 ( 2... cxb5 3. Nxd5 g5 4. Qxa8 gxh4 { White wins with a large material advantage. } ) 3. Bd3 Rh6 4. Qxa8 Bxh1 5. f3 { White enjoys a superior position. } ) 2. Bc4 Bxc4 3. Qxa8 Bd5 4. Qxa7 Bxg2 5. Ne2 Bxh1 6. Bg3 Nc6 7. Qxc7 Qxc7 8. Bxc7 { Black wins with a
large material advantage. } 0-1