\label{Authoring_MatchResponse}\index{matchresponse} \textbf{matchresponse} queries for matches betweens items from two lists. It is also possible to query for matches with optionresponse, but optionresponse only accepts simple text for the matches. With matchresponse, it is possible to use anything as a match, such as equations, images, plots, or long styled texts. The \texttt{foilgroup} must contain an \texttt{itemgroup} with \texttt{item} elements. Possible attributes are: \begin{itemize} \item \textbf{max}: the maximum number of foils displayed at once \item \textbf{randomize}: set to \texttt{yes} to randomize the order of foils when displayed \end{itemize}