Agartala: A woman and her two children were killed when a landslide buried their house in Tripura, police said here on Friday. "Ritumala and her two minor children died on the spot when their tin-roofed house was buried in a mudslide," a police official said. The accident took place following heavy rains at Sabroom in southern Tripura on Thursday night. Ritumala, 31, and her two children - a six-month-old son and a four-year-old daughter - were buried, while her husband and his elder child escaped.