\documentclass[a4paper]{article} \usepackage{lmodern} \usepackage{amssymb,amsmath} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage{hyperref} \usepackage{qtree} \begin{document} \thispagestyle{empty} \Tree [.S [.NP LaTeX ] [.VP [.V is ] [.NP fun ] ] ] \end{document}