Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_51 (year INTEGER, nominated_work VARCHAR, category VARCHAR)
### Question:
What is the total number of years in which Eiza González had a nominated work in the category of solista favorito?
### Answer:
SELECT SUM(year) FROM table_name_51 WHERE nominated_work = "eiza gonzález" AND category = "solista favorito"