[Arthur McGowan]

Jesus is a carpenter.

Mary is the mother of Jesus.

Therefore, Mary is the mother of a carpenter.

++++++++++++

Jesus is God, the Second Person of the Trinity.

Mary is the mother of Jesus.

Therefore, Mary is the mother of God, the Second Person of the Trinity.

++++++++++++
Two questions:

Is the first syllogism formally valid or invalid?

Is the second syllogism formally valid or invalid?

[ealgeone]

Your premise is faulty. The term mother of God implies God has a beginning which most of us know He doesn't. Hence Mary cannot be the mother of the Eternal God of Heaven. It's why the bible never uses the term mother of God.

I'm not sure what's so hard for Catholics to understand about that.