LaTeX.org

I am new to Latex and I have tried to create a table but one vertical line is missing :(

here is the code \begin{table*}[t]
\centering
\begin{center}
\begin{tabular}{|r|l|c|c|c|}
\hline &&\multicolumn{3}{c}{\bf Results}\\
\hline\bf Nr.& \bf Features&\bf Strict &\bf Outer &\bf Inner\\ \hline ...