What is the strongest continuation for Black?

Casual Game, https://itsyourturn.com
Eduardo vs. John Coffey

1 2 3 4 5 6 7 8 h g f e d c b a +1

(black to move) 1. e4 e6 2. e5 d6 3. exd6 Bxd6 4. Nf3 e5 5. h3 e4 6. Nd4 Nf6 7. Bc4 O-O 8. O-O a6 9. Nc3 b5 10. Bb3 c5 11. Ndxb5 axb5 12. Nxb5 Ba6 13. c4 Bxb5 14. cxb5 Nbd7 15. a4 Ne5 16. Qe2 Bc7 17. Ra3 Qd6 18. g3 Rfe8 19. Kg2 h5 20. h4 Nf3 21. Rh1 Ng4 22. Bd1 Nd4 23. Qc4 Ne5 24. Qa2 Nd3 25. Qc4 Qg6

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