Complex sentence: A standard plot of the New Comedy was the final revelation, by birth tokens, that the heroine was of respectable birth and so suitable for the hero to marry; this was often brought about by the machinations of the tricky slave.
Split into simpler sentences: A standard plot of the New Comedy was the final revelation, by birth tokens, that the heroine was of respectable birth and so suitable for the hero to marry. This was often brought about by the machinations of the tricky slave.