YOU SAID:
I am grateful that I married my niece's dog
INTO JAPANESE
私は私の姪の犬と結婚したことに感謝しています
BACK INTO ENGLISH
I am grateful that I married my niece's dog
INTO JAPANESE
私は私の姪の犬と結婚したことに感謝しています
BACK INTO ENGLISH
I am grateful that I married my niece's dog
That didn't even make that much sense in English.