\usepackage {pstricks,pst-node,pst-tree} \pstree[nodesep=2pt, levelsep=20pt]{\TR{grandfather}} {\pstree{\TR{uncle}}{\TR{cousin}} \pstree{\TR{father}} {\pstree{\TR{brother}}{\TR{nephew}} \pstree{\TR{Me}} {\pstree{\TR{son}}{\TR{grandson}} } } }