conflict-set/paper/tree.tikz

\begin{forest}
	for tree={
	draw,
    math content,
    }
    [ \varepsilon_{4} [ A_{4} [ N_{2} [ D_{1,1,0} ] [ T_{0,0,1} ] [ Y_{2,2,0} ]] [ R_{4} [ E_{3,3,0} ] [ T_{4,4,0} ]] ] ]
\end{forest}