 To solve this problem, it has been common in contemporary discussions to introduce the distinction between de dicto and de re modal sentences. I have presented the two syllogisms above with a de dicto reading of the modal sentences, i.e., so that the modality concerns the way the sentence is or is not true. On this reading, both Barbara syllogisms seem invalid. But what about the de re reading? The modality in this reading of the sentences applies to the manner in which the predicate belongs to the subject. The two syllogisms will then have the following form: