Dispute over possession of property on Sunday claimed four lives in Lahore city. According to details, a man named Maqsood opened fire at Ghazi road of Factory area of the city due to which his 52-year-old sister Nasreen and 12-year-old niece Bisma got killed. Maqsood's other sister Parveen and 8-year-old nephew Ahmed also received injuries due to being within the shooting range. Maqsood fled the scenes immediately.