beginCommand { endCommand } beginInstruction endInstruction beginVariable \ endVariable {}()[],?.;/:+=><~ firstString $ secondString firstSingleLineComment % secondSingleLineComment beginFirstMultiLineComment endFirstMultiLineComment beginSecondMultiLineComment endSecondMultiLineComment functionDefinition removeFromFunction keywordsCaseSensitive recolourKeywordIfAlreadyColoured keywords \begin{document} \end{document}