YOU SAID:

shrek is my dad and spongebob is my mom

INTO JAPANESE

シュレックは父とスポンジは私の母

BACK INTO ENGLISH

Shrek is the mother of my father and sponge

INTO JAPANESE

シュレックは父とスポンジの母

BACK INTO ENGLISH

Shrek is the mother's father and a sponge.

INTO JAPANESE

シュレックは、母の父とスポンジです。

BACK INTO ENGLISH

Shrek is a mother's father and a sponge.

INTO JAPANESE

シュレックは、母の父とスポンジです。

BACK INTO ENGLISH

Shrek is a mother's father and a sponge.