Final answer:
The subject of the sentence is "la gata blanca" and the predicate is "duerme en el sofá".
Step-by-step explanation:
The subject of the sentence "La gata blanca duerme en el sofá" is "la gata blanca" which means "the white cat". The subject is the noun or pronoun that performs the action of the verb. In this case, the subject is the cat. The predicate of the sentence is "duerme en el sofá" which means "sleeps on the sofa". The predicate includes the verb and all the words that give more information about the subject or the action it performs.
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