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 "Unknown545"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "4r1k1/2p3p1/8/2P3Q1/1P3RPK/P2pq2P/4r3/3R4 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Qxh3+ ( { Black can try: } 1... Rh2 2. Qd5+ Kh8 3. Qh5+ Kg8 4. Qd5+ Re6 5. Rf3 Qh6+ 6. Qh5 g5+ 7. Kg3 Qxh5 8. gxh5 Ree2 9. Rfxd3 { White wins with a
large material advantage. } ) 2. Kxh3 R8e3+ 3. Rf3 Rxf3+ 4. Kh4 Rh2# 0-1