\documentclass[border=5pt]{standalone}
\usepackage{tikz}

\begin{document}
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\draw    (280.42,210.25) -- (243,210.42) ;
\draw    (318.42,236.75) -- (280.42,210.25) ;
\draw    (279.42,269.25) -- (241.42,269.25) ;
\draw    (279.42,269.25) -- (318.42,236.75) ;
\draw    (424.42,209.25) -- (387,209.42) ;
\draw    (462.42,235.75) -- (424.42,209.25) ;
\draw    (423.42,268.25) -- (385.42,268.25) ;
\draw    (423.42,268.25) -- (462.42,235.75) ;
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\draw    (612.42,236.75) -- (574.42,210.25) ;
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\draw    (573.42,269.25) -- (612.42,236.75) ;
\draw    (573.42,269.25) -- (574.42,210.25) ;
\draw    (385.42,268.25) -- (424.42,209.25) ;

\draw (277.42,196.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$k_{0}$};
\draw (317.42,225.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{1}}$};
\draw (279.42,269.25) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{2}}$};
\draw (223.42,258) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{3}}$};
\draw (226.42,196.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{2_{1}}$};
\draw (421.42,195.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$k_{0}$};
\draw (461.42,224.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{1}}$};
\draw (423.42,268.25) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{2}}$};
\draw (367.42,258) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{3}}$};
\draw (370.42,196.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{2_{1}}$};
\draw (571.42,196.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$k_{0}$};
\draw (611.42,225.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{1}}$};
\draw (573.42,269.25) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{2}}$};
\draw (517.42,258) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{1_{3}}$};
\draw (520.42,196.5) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$p_{2_{1}}$};

\draw (560,290) node [anchor=north west][inner sep=0.75pt]  [font=\normalsize]  {$G_2$};
\draw (560,235) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$e_2$};
\draw (410,290) node [anchor=north west][inner sep=0.75pt]  [font=\normalsize]  {$G_1$};
\draw (390,235) node [anchor=north west][inner sep=0.75pt]  [font=\scriptsize]  {$e_1$};
\draw (270,290) node [anchor=north west][inner sep=0.75pt]  [font=\normalsize]  {$G$};

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\filldraw[black] (573.42,269.25) circle (1.5pt);
\filldraw[black] (535.42,269.25) circle (1.5pt);
\end{tikzpicture}
\end{document}