An ancestry chart, also known as a family tree, is a graphical representation of a person's lineage. It typically includes the names of the ancestors and their relationships to each other. The term 'tree' is used to describe the structure of the chart, with branches representing the different generations. The term 'eertylimaf' is an acronym for 'Every Existing Relative That You List In My Ancestry Family'. This term is used to refer to all the relatives that are included in the chart.