Kolkata: The house of Kajari Roy Chaudhury, sister of Noble laureate Amartya Sen, was robbed on Tuesday night. According to the sources, the neighbours of Roy Chaudhury noticed the windows were broken and informed police.Roy Chaudhury owns a house at Gurupally in Bolpur. However, she stays in Kolkata for professional reasons. She visits there twice a year and for the rest of the year, the house remains locked. On Wednesday morning, some neighbours noticed broken window panes and immediately informed her and called the police. The sleuths found the lock of the main door broken and two almirahs were empty. They suspect more than one person’s involvement in the crime. Though a probe has been initiated, police are yet to make arrests. They are checking with sources if any local miscreant was noticed in the area recently.