\begin{table}%t2 \caption{Comparing the observables predicted by {\it Model~PEFR} (see Sect.~\ref{third_way}) with {\it Model~IS} and {\it Model~TE}. \label{compare_table}} %\centerline { \begin{tabular}{lccc} \hline\hline Predicted observables & Model IS & Model TE & Model PEFR \\ (Sect.~\ref{third_way}) & ({In situ} forming & (Total eruption & (Partial eruption\\ & flux rope) & of flux rope) & of flux rope)\\ \hline 1 (Pre-existing cavity) & &$\surd$ & $\surd$ \\ 2 (Quiescent sigmoid) & &$\surd$ & $\surd$ \\ 3 (Partly erupting filament) & $\surd$ & & $\surd$ \\ 4 (Partly erupting cavity) & & & $\surd$ \\ 5 (Flare ribbon surrounding filament) & $\surd$ & & $\surd$ \\ 6 (Sheared post-eruption loops) & $\surd$ & & $\surd$ \\ 7 (Cusp over reformed sigmoid) & & & $\surd$ \\ 8 (Dimming external to source) & Note$^{a}$ & & $\surd$ \\ \hline \end{tabular}} \smallskip $^{a}$ See \cite{mandrini07} for a possible exception. \end{table}