YOU SAID:

I am on a chair, on the ground, on planet Earth

INTO JAPANESE

私は地球上の椅子、地上、地球にいます

BACK INTO ENGLISH

I'm in the chair on earth, on earth, on earth

INTO JAPANESE

私は地球上、地上、地上の椅子にいます

BACK INTO ENGLISH

I'm in a chair on earth, on earth, on earth

INTO JAPANESE

私は地球上、地球上、地球上の椅子にいます

BACK INTO ENGLISH

I'm in a chair on earth, on earth, on earth