verb phrase

[Unregistered]

What is the verb phrase of the following sentence? "In our house mom is the boss."

[Casiopea]

In our house
Form: prepositional phrase
Function: adverb. It answers the question, Where?

Mom (note, If "Mom" is what you call her, then a capital is required)
Form: noun
Function: subject

is
Form: third person, present singular verb
Function: linking verb

the boss
Form: noun phrase (determiner + noun)
Function: subject complement, specifically predicate nominal.

[Tdol]

In this, I'd say the verb phrase is everything excepts 'mom'.