\documentclass{standalone}
\usepackage{tikz}
\begin{document}
	\begin{tikzpicture}
\coordinate (1) at (0,0) {};
\coordinate (2) at (1,0) {};
\coordinate (3) at (1,1) {};
\coordinate (4) at (1,4) {};
\coordinate (5) at (1,5) {};
\coordinate (6) at (2,5) {};
\coordinate (7) at (0,1) {};
\coordinate (8) at (0.95,1) {};
\coordinate (9) at (0.95,4.95) {};
\coordinate (10) at (2,4.95){};
 
\draw [blue,thick](1) -- (2);
\draw [blue,thick](3) -- (2);
\draw [blue,thick](3) -- (4);
\draw [blue,thick](5) -- (4);
\draw [blue,thick](5) -- (6);

\draw [red,thick](8) -- (7) ;
\draw [red,thick](8) -- (9) ;
\draw [red,thick](10) -- (9) ;

\coordinate (1') at (7,0) {};
\coordinate (2') at (8,0) {};
\coordinate (3') at (8,1) {};
\coordinate (4') at (8,4) {};
\coordinate (5') at (9,4) {};
\coordinate (6') at (9,5) {};
\coordinate (7') at (7,1) {};
\coordinate (8') at (7.95,1) {};
\coordinate (9') at (7.95,4.95) {};
\coordinate (10') at (9,4.95){};
 
\draw [blue,thick](1') -- (2');
\draw [blue,thick](3') -- (2');
\draw [blue,thick](3') -- (4');
\draw [blue,thick](5') -- (4');
\draw [blue,thick](5') -- (6');

\draw [red,thick](8') -- (7') ;
\draw [red,thick](8') -- (9') ;
\draw [red,thick](10') -- (9') ;

\end{tikzpicture}
\end{document}
