context: Arriving at the service in the border Belogorsk fortress, Peter falls in love with the daughter of the commandant of the fortress, Masha Mironova. Grinev’s colleague, officer Aleksey Shvabrin, whom he met already in the fortress, also turns out to be indifferent to his captain’s daughter and challenges Peter to a duel, during which he injures Grinev. About the duel, it becomes known to the father of Peter, who refuses to bless the marriage with a dweller.
question: What was the main character of the novel "Captain's Daughter"?
answers.text: Masha Mironova