YOU SAID:
I like eating potatos by the seaside
INTO JAPANESE
海辺でジャガイモを食べるのが好き
BACK INTO ENGLISH
I like to eat potatoes at the beach
INTO JAPANESE
私はビーチでジャガイモを食べるのが好きです
BACK INTO ENGLISH
I like to eat potatoes at the beach
That didn't even make that much sense in English.