%% Meghan Sullivan
%% 20180219
%% Git Slides

\documentclass[border=15pt]{standalone}

\usepackage{tikz}

\tikzset{
	% Two node styles for game trees: solid and hollow
	solid node/.style={circle,draw,inner sep=1.5,fill=black},
	hollow node/.style={circle,draw,inner sep=1.5}
}


\begin{document}

\begin{tikzpicture}[scale=1.5,font=\footnotesize]

% set top (root) node (level 1)
\node[shape=circle, draw = black!80, thick, font=\scriptsize] (m) at (0, 0.75)  {master};
\node(1) at (1, 0.75) [solid node] {};
\node(2) at (1.5, 0.75) [solid node] {};
\node(3) at (2, 0.75) [solid node] {};
\node(4) at (2.5, 0.75) [solid node] {};
\node(5) at (3, 0.75) [solid node] {};
\node(6) at (3.5, 0.75) [solid node] {};

\node[shape=circle, draw=black!80, thin, minimum width = 0.3cm, font=\scriptsize] (branch) at (2, 0) {pj-fix};
\node(7) at (2.75, 0) [solid node] {};
\node(8) at (3.25, 0) [solid node] {};
\node(9) at (3.75, 0) [solid node] {};

\path[->] (m) edge (1)
          (1) edge (2)
          (2) edge (3)
          (2) edge (branch)
          (3) edge (4)
          (4) edge (5)
          (5) edge (6)
          (branch) edge (7)
          (7) edge (8)
          (8) edge (9);

\end{tikzpicture}

\end{document}
