A 60-year-old woman identified as Sawinder Kaur of Marri Udhoke village, 40 km from here, committed suicide by consuming some poisonous substance here last night.Sahib Singh, brother-in-law (husband’s younger brother), his wife Ninder Kaur and son Gurchet Singh of the same village have been booked under Section 306 of the IPC in this regard.Two policemen – ASI Sahib Singh ASI and head constable Sukhwinder Singh – posted at the Khalra police station have been shifted to the police lines for their negligence in dealing with the matter.The woman and her brother-in-law had a property dispute and Sahib Singh used to allegedly harass her.Under mental tension, Sawinder consumed some poisonous substance last evening in front of Sahib Singh’s residence. She was admitted to Guru Nanak Hospital, Amritsar, by her son Sukhdev Singh where she died.Station House Officer Sukhraj Singh said the two cops had gone to the village when the deceased consumed poisonous substance, but failed to take any action. The SHO said the accused had absconded.