YOU SAID:
andrew is my boyfriend who i love
INTO JAPANESE
アンドリューは私が愛する私のボーイフレンドです
BACK INTO ENGLISH
Andrew is my boyfriend I love
INTO JAPANESE
アンドリューは私の大好きな彼氏です
BACK INTO ENGLISH
Andrew is my favorite boyfriend
INTO JAPANESE
アンドリューは私のお気に入りのボーイフレンドです
BACK INTO ENGLISH
Andrew is my favorite boyfriend
That didn't even make that much sense in English.