Полякова в 1987 г. в течение трех месяцев встречалась

Polyakova in 1987 for three months met with her friend’s brother - Demin, and then entered into an intimate relationship with him. After Demin was drafted into the army, in November 1988, a daughter was born to Polyakova. In two letters to Polyakova and in a letter to his sister, Demin was interested in the daughter’s health and promised to formalize his relationship with Polyakova immediately after demobilization. However, Demin returned from the army already married and soon died. Polyakova appealed to the court with a request to establish the paternity of Demin in relation to her daughter.
Solve the problem.

After payment you will be available a link to the solution of this problem in the file of MS Word. It should be noted that the problem solutions put up for sale were successfully handed over in the period 2009-2019 and could be outdated. However, the general algorithm will always remain true.