\begin{tikzpicture}%
\begin{scope}%[xshift=10cm,yshift=0cm]


  \node[left] at (0,-1) {$T^L_1=S$};
  \node at (2,-1) {$T^R_{3}$};
  \node at (4,-1) {$T^R_{2}$};
  \node at (6,-1) {$T^R_{1}$};
  
  \node at (0,-0.5) {$\{12\}$};
  \node at (2,-0.5) {$\{123\}$};
  \node at (4,-0.5) {$\{123456\}$};
  \node at (6,-0.5) {$\{12345678\}$};
  

  \tikzstyle{every node}=[circle, fill, draw, inner sep=1pt,scale=0.5]





%\tikzstyle{every node}=[circle, draw, inner sep=1pt,scale=0.8]

    \node (i3) at (0,0) {3};
    \node (i4) at (2,0) {4};
    \node (i5) at (4,0) {5};
    \node (i6) at (6,0) {6};


    \draw [thick] (i3) to[out=30, in=150] (i4);
    \draw [thick] (i3) to[out=60, in=120] (i5);
    \draw [thick] (i3) to[out=75, in=105] (i6);


	\draw [thick] (0,0) circle [radius=0.2]; 

	
 
     
\end{scope}

 \end{tikzpicture}
