Complex sentence: Then arrives Vimala (Pandari Bai), a wealthy and educated girl who had fallen for Gunasekaran earlier, who produces Kalyani's child which was revealed to have fallen in her boat instead of the river.
Split into simpler sentences: Then arrives Vimala (Pandari Bai), a wealthy and educated girl, who fell for Gunasekaran earlier. She produces Kalyani's child which was revealed to have fallen in her boat instead of the river.