A person may sit_in on a first day.Logical formLearned from3 sentences. A person may sit_in on lectures.Logical formLearned from3 sentences. A person may sit_in on a (group breakfast).Logical formLearned from3 sentences. A person may sit_in on a call.Logical formLearned from3 sentences. A female may sit_in for a week.Logical formLearned from3 sentences. A person may sit_in for a person.Logical formLearned from3 sentences. Persons may sit_in seats.Logical formLearned from3 sentences. A person may sit_in between some persons.Logical formLearned from3 sentences. A chair may be sit_ined.Logical formLearned from3 sentences. A person may sit_in between legs.Logical formLearned from3 sentences. A person may sit_in at a talk.Logical formLearned from3 sentences. A person may sit_in that something-is-the-case.Logical formLearned from3 sentences. A female may sit_in for a person.Logical formLearned from3 sentences. A person may sit_in between persons.Logical formLearned from3 sentences. A person may sit_in for a show.Logical formLearned from3 sentences.