YOU SAID:
Violins are the best instruments.
INTO JAPANESE
ヴァイオリンは最高の楽器だ。
BACK INTO ENGLISH
The violin is a great instrument.
INTO JAPANESE
ヴァイオリンは素晴らしい楽器です。
BACK INTO ENGLISH
The violin is a great instrument.
You've done this before, haven't you.