YOU SAID:

i'm the only person who knows how to dance in this room

INTO JAPANESE

この部屋で踊る方法を知っているのは私だけです

BACK INTO ENGLISH

I am the only person who knows how to dance in this room

INTO JAPANESE

この部屋で踊る方法を知っているのは私だけです

BACK INTO ENGLISH

I am the only person who knows how to dance in this room