YOU SAID:
Do you want to come with me to my swamp.
INTO JAPANESE
私の沼に一緒に行きたいです。
BACK INTO ENGLISH
I would go with my swamp.
INTO JAPANESE
私は私の沼となるでしょう。
BACK INTO ENGLISH
I will my swamp.
INTO JAPANESE
私が私の沼です。
BACK INTO ENGLISH
I am my swamp.
INTO JAPANESE
私は私の沼です。
BACK INTO ENGLISH
I am my swamp.
That didn't even make that much sense in English.