YOU SAID:

I am the best person in the world in pizza-eating.

INTO JAPANESE

私はピザを食べるの世界で最高の人です。

BACK INTO ENGLISH

I am the best person in the world to eat the pizza.

INTO JAPANESE

私はピザを食べるために、世界で最高の人です。

BACK INTO ENGLISH

I in order to eat the pizza, is the best person in the world.

INTO JAPANESE

私はピザを食べるために、世界で最高の人です。

BACK INTO ENGLISH

I in order to eat the pizza, is the best person in the world.