In the legend of Tangkuban Perahu, Sangkuriang fell in love with Dayang Sumbi and he intended on marrying her without realising she was his mother.
In the legend of Tangkuban Perahu, Dayang Sumbi cast away her son, Sangkuriang for his disobedience. Sangkuriang intended on marrying Dayang Sumbi without realising she was his mother.