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 "Unknown104"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/8/pp5p/2P5/PP1k1p2/5K1P/8/8 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... bxc5 2. b5 axb5 3. axb5 ( { White can try: } 3. a5 Kd5 4. a6 Kc6 5. a7 Kb7 6. a8=Q+ Kxa8 { Black wins with a large material advantage. } ) 3... Ke5 ( { Black
can try: } 3... Kd5 4. Kxf4 c4 5. Ke3 Kc5 6. b6 Kxb6 7. Kd4 Kb5 8. Kc3 Kc5 9. h4 h5 10. Kc2 Kd4 11. Kd2 c3+ 12. Kc2 Kc4 13. Kc1 Kd3 14. Kd1 Ke3 15. Kc2 Kf4 16. Kxc3 Kg4 17. Kd2 Kxh4 18. Ke2 Kg3 19. Kf1 h4 20. Kg1 h3 21. Kh1 { Draw. Black cannot force white from control of the h1 promotion square. } ) 4. b6 Kd6 5. b7 ( { White can try: } 5. Kxf4 Kc6 6. Ke4 Kxb6 7. Kd3 h5 8. h4 Kc6 9. Kc3 Kd5 10. Kd3 Ke5 11. Kc4 Kf5 12. Kxc5 Kg4 13. Kd4 Kxh4 14. Ke3 Kg3 { Black wins with a large material advantage. } ) 5... Kc7 6. b8=Q+ Kxb8 7. Kxf4 Kc7 8. Ke4 Kd6 9. h4 h5 10. Kd3 Ke5 11. Kc4 Kf4 12. Kxc5 Kg4 13. Kd4 Kxh4 14. Ke3 Kg3 15. Ke2 Kg2 16. Ke3 h4 17. Kf4 h3 18. Kg4 h2 19. Kf4 h1=Q { Black wins
with a large material advantage. } 0-1