YOU SAID:
He loved pineapples on his feet
INTO JAPANESE
彼は足のパイナップルが大好きでした
BACK INTO ENGLISH
He loved pineapple on his legs
INTO JAPANESE
彼は足のパイナップルが大好きだった
BACK INTO ENGLISH
He loved pineapple on his legs
That didn't even make that much sense in English.