YOU SAID:

I am of the deciding man who eats had of the library in the burger

INTO JAPANESE

私はハンバーガーで図書館を食べた男を決めています

BACK INTO ENGLISH

I am deciding who I ate the library with a hamburger

INTO JAPANESE

私はハンバーガーで図書館を食べた人を決めています

BACK INTO ENGLISH

I am deciding who I ate the library with a hamburger