Sentence 1: The instruments of Embergher are remarkable , not only are the richness and abundance of tone unsurpassed , but also the intonation is perfect .
Sentence 2: The instruments of Embergher are unsurpassed , not only are the richness and fullness of tone remarkable , but also the intonation is perfect .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?