YOU SAID:
Play the violin while the Duke dances
INTO JAPANESE
公爵が踊りながらバイオリンを弾く
BACK INTO ENGLISH
The Duke dances and plays the violin
INTO JAPANESE
公爵は踊り、バイオリンを弾く
BACK INTO ENGLISH
The Duke dances and plays the violin
You've done this before, haven't you.