\begin{tikzpicture}[inner sep=2mm, scale=.3,baseline=0]
\begin{scope}[yshift=4.5cm]
	\draw (-1,0) .. controls ++(0,4) and ++(0,-4) .. (-5,6);	
	\draw (-.6,.0) .. controls ++(0,4.2) and ++(0,-3.8) .. (-4.6,6);
	\draw (-.2,0) .. controls ++(0,4.4) and ++(0,-3.6) .. (-4.2,6);

	\draw (1,0) .. controls ++(0,4) and ++(0,-4) .. (5,6);	
	\draw (.6,.0) .. controls ++(0,4.2) and ++(0,-3.8) .. (4.6,6);
	\draw (.2,0) .. controls ++(0,4.4) and ++(0,-3.6) .. (4.2,6);
	
	\draw (-3.8,6) .. controls ++(0,-2) and ++(-1,0) .. (-1,3.5);
	\draw (3.8,6) .. controls ++(0,-2) and ++(1,0) .. (1,3.5);
	\begin{scope}[yshift=3.5cm]
		\draw (-1,0) -- (0,0) arc (90:-90:3mm);
		\draw[white, line width=2pt] (0,-.6) arc (-90:-270:3mm) -- (1,0);
		\draw(0,-.6) arc (-90:-270:3mm) -- (1,0);
	\end{scope}

	\draw (-3.4,6) .. controls ++(0,-2) and ++(-1,0) .. (-1,4.4);
	\draw (3.4,6) .. controls ++(0,-2) and ++(1,0) .. (1,4.4);
	\begin{scope}[yshift=4.4cm]
		\draw (-1,0) -- (0,0) arc (90:-90:3mm);
		\draw[white, line width=2pt] (0,-.6) arc (-90:-270:3mm) -- (1,0);
		\draw(0,-.6) arc (-90:-270:3mm) -- (1,0);
	\end{scope}

	\draw (-3,6) .. controls ++(0,-2) and ++(-1,0) .. (-1,5.3);
	\draw (3,6) .. controls ++(0,-2) and ++(1,0) .. (1,5.3);
	\begin{scope}[yshift=5.3cm]
		\draw (-1,0) -- (0,0) arc (90:-90:3mm);
		\draw[white, line width=2pt] (0,-.6) arc (-90:-270:3mm) -- (1,0);
		\draw(0,-.6) arc (-90:-270:3mm) -- (1,0);
	\end{scope}
\end{scope}

\begin{scope}[yscale=-1]
	\draw (-1,0) .. controls ++(0,4) and ++(0,-4) .. (-5,6);	
	\draw (-.6,.0) .. controls ++(0,4.2) and ++(0,-3.8) .. (-4.6,6);
	\draw (-.2,0) .. controls ++(0,4.4) and ++(0,-3.6) .. (-4.2,6);

	\draw (1,0) .. controls ++(0,4) and ++(0,-4) .. (5,6);	
	\draw (.6,.0) .. controls ++(0,4.2) and ++(0,-3.8) .. (4.6,6);
	\draw (.2,0) .. controls ++(0,4.4) and ++(0,-3.6) .. (4.2,6);
		
	\draw (-3.8,6) .. controls ++(0,-3.6) and ++(0,-3.6) .. (3.8,6);
	\draw (-3.4,6) .. controls ++(0,-3.2) and ++(0,-3.2) .. (3.4,6);
	\draw (-3,6) .. controls ++(0,-2.8) and ++(0,-2.8) .. (3,6);
\end{scope}

\begin{scope}[yshift=1.5cm,rounded corners =.5mm]
	\draw (1,-1)-- (1,0)--(-1,2)--(-1,3);
	\draw[white,line width=2pt] (.6,0)--(1,.4)--(-.6,2);
	\draw (.6,-1)--(.6,0)--(1,.4)--(-.6,2)--(-.6,3);
	\draw[white,line width=2pt] (.2,0)--(1,.8)--(-.2,2);
	\draw (.2,-1)--(.2,0)--(1,.8)--(-.2,2)--(-.2,3);
	\draw[white,line width=2pt] (-.2,0)--(1,1.2)--(.2,2);
	\draw (-.2,-1)--(-.2,0)--(1,1.2)--(.2,2)--(.2,3);
	\draw[white,line width=2pt] (-.6,0)--(1,1.6)--(.6,2);
	\draw (-.6,-1)--(-.6,0)--(1,1.6)--(.6,2)--(.6,3);
	\draw[white,line width=2pt] (-1,0)--(1,2);
	\draw (-1,-1)--(-1,0)--(1,2)--(1,3);
\end{scope}

\begin{scope}[yshift=13.5cm, xshift=-4cm, yscale=-1,rounded corners =.5mm]
	\draw (1,-1)-- (1,0)--(-1,2)--(-1,3);
	\draw[white,line width=2pt] (.6,0)--(1,.4)--(-.6,2);
	\draw (.6,-1)--(.6,0)--(1,.4)--(-.6,2)--(-.6,3);
	\draw[white,line width=2pt] (.2,0)--(1,.8)--(-.2,2);
	\draw (.2,-1)--(.2,0)--(1,.8)--(-.2,2)--(-.2,3);
	\draw[white,line width=2pt] (-.2,0)--(1,1.2)--(.2,2);
	\draw (-.2,-1)--(-.2,0)--(1,1.2)--(.2,2)--(.2,3);
	\draw[white,line width=2pt] (-.6,0)--(1,1.6)--(.6,2);
	\draw (-.6,-1)--(-.6,0)--(1,1.6)--(.6,2)--(.6,3);
	\draw[white,line width=2pt] (-1,0)--(1,2);
	\draw (-1,-1)--(-1,0)--(1,2)--(1,3);
\end{scope}

\begin{scope}[yshift=13.5cm, xshift=4cm, yscale=-1,rounded corners =.5mm]
	\draw (1,-1)-- (1,0)--(-1,2)--(-1,3);
	\draw[white,line width=2pt] (.6,0)--(1,.4)--(-.6,2);
	\draw (.6,-1)--(.6,0)--(1,.4)--(-.6,2)--(-.6,3);
	\draw[white,line width=2pt] (.2,0)--(1,.8)--(-.2,2);
	\draw (.2,-1)--(.2,0)--(1,.8)--(-.2,2)--(-.2,3);
	\draw[white,line width=2pt] (-.2,0)--(1,1.2)--(.2,2);
	\draw (-.2,-1)--(-.2,0)--(1,1.2)--(.2,2)--(.2,3);
	\draw[white,line width=2pt] (-.6,0)--(1,1.6)--(.6,2);
	\draw (-.6,-1)--(-.6,0)--(1,1.6)--(.6,2)--(.6,3);
	\draw[white,line width=2pt] (-1,0)--(1,2);
	\draw (-1,-1)--(-1,0)--(1,2)--(1,3);
\end{scope}

	\draw (-5,-6)--+(0,-2);
	\draw (-4.6,-6)--+(0,-2);
	\draw (-4.2,-6)--+(0,-2);
	\draw (-3.8,-6)--+(0,-2);
	\draw (-3.4,-6)--+(0,-2);
	\draw (-3,-6)--+(0,-2);

	\draw (5,-6)--+(0,-2);
	\draw (4.6,-6)--+(0,-2);
	\draw (4.2,-6)--+(0,-2);
	\draw (3.8,-6)--+(0,-2);
	\draw (3.4,-6)--+(0,-2);
	\draw (3,-6)--+(0,-2);
	
	\draw (-5,15)--+(0,2);
	\draw (-4.6,15)--+(0,2);
	\draw (-4.2,15)--+(0,2);
	\draw (-3.8,15)--+(0,2);
	\draw (-3.4,15)--+(0,2);
	\draw (-3,15)--+(0,2);

	\draw (5,15)--+(0,2);
	\draw (4.6,15)--+(0,2);
	\draw (4.2,15)--+(0,2);
	\draw (3.8,15)--+(0,2);
	\draw (3.4,15)--+(0,2);
	\draw (3,15)--+(0,2);

		
	\node[rectangle, fill=white, draw] at (0,0) {$\; \; X \; \;$};
	\node[rectangle, fill=white, draw] at (-4,15) {$\; \; P \; \;$};
	\node[rectangle, fill=white, draw] at (4,15) {$\; \; P \; \;$};
	\node[rectangle, fill=white, draw] at (-4,-6) {$\; \; P \; \;$};
	\node[rectangle, fill=white, draw] at (4,-6) {$\; \; P \; \;$};
	
%	\draw[thick, orange] (.5,2.5) -- (2,2) node[below right] {$k$};
%	\draw[thick, orange] (0,2.8) -- (0,4.4) node[above] {$2n-2-k$};
\end{tikzpicture}