A court here on Tuesday sentenced a man and his son to life term imprisonment for killing a man in 2013. Additional District and Sessions Judge Mohammad Rashed Talukder also fined Dulal Miah,58, and his son Tanvir Ahmed Forhad Tk 30,000 each, in default, to suffer three months imprisonment. Of the convicts, Tanvir Ahmed was tried in absentia. According to the prosecution, the convicts had enmity with Fayzur Rahman of Mymensing's Muktagacha over a piece of land. Read: Another probe body formed over 2 militants’ escape from court premises As a sequel to their long rivalry, Dulal Miah and his son attacked Fayzur Rahman's son Abu Raihan on January 24, 2013, leaving him critically injured. Raihan was taken to Upazila Health Complex and then to Mymensingh Medical College Hospital. He died when he was taken to Dhaka. Later, a case was filed against six people at Muktagacha police station following a complaint lodged by Fayzur Rahman.