YOU SAID:
People are not very good surfboards
INTO JAPANESE
人々 は非常に良いサーフボードではないです。
BACK INTO ENGLISH
People are not very good surfboards.
INTO JAPANESE
人々 は、非常に良いサーフボードではないです。
BACK INTO ENGLISH
People are not very good surfboards.
That didn't even make that much sense in English.