Science Fiction by Mikhail Bulgakov. Dog Heart, Fatal Eggs, Ivan Vasilievich

In the work of Mikhail Bulgakov, there are three works that can be fully attributed to the genre of fiction."Dog Heart" is a typical science fiction where the plot is twisted on the basis of a medical experiment that satisfied Professor Preobrazhensky''s curiosity about the function of the pituitary gland. At the same time, it is social science fiction that models the relationships and interactions of different types of human individuals and society."Fatal Eggs" is a sci-fi combat science fiction with a description of combat operations that is quite savory and accurate for its time.And finally, what is "Ivan Vasilievich", if not the story of the fellow villagers?