Any pieces that has poor scope or position should be traded quickly.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Unknown"]
[Black "Unknown21"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "rnb1k2r/pp2qppp/2p1p3/4N3/2PPp3/4P3/PP3PPP/R2QKB1R b KQkq - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Qb4+ { First we exchange queens. } 2. Qd2 ( { White can try: } 2. Ke2 Qxb2+ 3. Ke1 Qc3+ 4. Ke2 f6 5. Ng4 Qxc4+ 6. Ke1 Qc3+ 7. Ke2 h5 8. Nxf6+ gxf6 { Black
wins with a large material advantage. } ) 2... Qxd2+ 3. Kxd2 f6 4. Ng4 h5 5. Nxf6+ gxf6 { Black wins with a large material advantage. } 0-1