An i may be begged.Logical formLearned from3 sentences. A (phase i) may pertain-to a vaccine.Logical formLearned from3 sentences. An i may go to a world-city.Logical formLearned from3 sentences. Cases may be caused by an (i vietnamese strain) of a virus.Logical formLearned from3 sentences. An (i vietnamese strain) may pertain-to a virus.Logical formLearned from3 sentences. An i can be rich.Logical formLearned from3 sentences. Is may seem that something-is-the-case.Logical formLearned from3 sentences. Is can be spare.Logical formLearned from3 sentences. Positions may pertain-to is.Logical formLearned from3 sentences. (Part i) may pertain-to natural sciences.Logical formLearned from3 sentences. An i can be detailed.Logical formLearned from3 sentences. Is can be honest.Logical formLearned from3 sentences. A form can be constituted-of-or-filled-with is.Logical formLearned from3 sentences. A male can be (i hero).Logical formLearned from3 sentences. Is can be at_home.Logical formLearned from3 sentences.