A Bidhanagar court todaysentenced a private tutor to six months imprisonment for beating a three-and-a-half-year-old boy.The tutor, Pooja Singh, had beaten the boy at his home in Lake Town area in the northern fringes of Kolkata on July 22, 2014, following which a video of the incident had become viral.Justice Shubra Som Ghoshal sentenced her to six-months imprisonment and also imposed a fine of Rs 1,000 on her today.The court, however, granted her bail.