YOU SAID:

potatoes are great to sleep on

INTO JAPANESE

ジャガイモは寝るのに大変です

BACK INTO ENGLISH

Potatoes are hard to sleep

INTO JAPANESE

ジャガイモは寝るのが難しい

BACK INTO ENGLISH

Potatoes are difficult to sleep

INTO JAPANESE

ジャガイモは寝るのが難しい

BACK INTO ENGLISH

Potatoes are difficult to sleep