SHILLONG: A complaint was lodged by pressure groups of Williamnagar against a person for allegedly raping his four-year-old granddaughter.As per the FIR filed by AAYF, FKJGP and Mother’s Federation at Williamnagar police station on Friday, one Kulen Sangma allegedly raped his minor granddaughter on Wednesday. The accused, however, is absconding since the time he committed the crime at his village at Ampangdanggre in East Garo Hills.The pressure groups demanded immediate arrest of the culprit.