latex/table

\begin{table}[!ht]
\begin{center}
    \begin{tabular}{| c | c | c | c | c | c | }
    \hline
    \textbf{deletion of $T$}  & \textbf{classes} & \textbf{$S$}  & \textbf{Impact} & \textbf{Case} \\ \hline


\multirow{2}{*}{triple1} & \multirow{2}{*}{$c$} & $S_{\gamma}$  & a & 1 \\ \cline{3-5}
&  & $S_{\psi}$  & b & 2  \\ \hline

\multirow{4}{*}{triple2} & \multirow{2}{*}{$c_{1}$} & $S_{\gamma}$  & a & 3\\ \cline{3-5}
&  & $S_{\psi}$  & b & 4 \\ \cline{2-5}
& \multirow{2}{*}{$c_{2}$} & $S_{\gamma}$  & a & 5 \\  \cline{3-5}
&  & $S_{\psi}$  & b & 6 \\ \hline

\multirow{4}{*}{triple3} & \multirow{2}{*}{$c$} & $S_{\gamma}$  & a & 7 \\  \cline{3-5}
&  & $S_{\psi}$  & b & 8 \\ \cline{2-5}
& \multirow{2}{*}{$c$} & $S_{\gamma}$  & a & 9 \\  \cline{3-5}
&  & $S_{\psi}$  & b & 10\\ \hline


\multirow{2}{*}{triple4} & \multirow{2}{*}{$c$} & $S_{\gamma}$  & a & 11 \\ \cline{3-5}
&  & $S_{\psi}$  & b & 12\\ \hline

    \end{tabular}
\end{center}
\caption{Deletion of triple $T$}\label{tab:deletion}
\end{table}