Some (auto workers) may sit_in at a complex.Logical formLearned from1 sentences. A female may sit_in with a band.Logical formLearned from1 sentences. Someone may sit_in with audiences.Logical formLearned from1 sentences. A male may sit_in on gatherings.Logical formLearned from1 sentences. Bureaucrats may sit_in on exams.Logical formLearned from1 sentences. A male may sit_in with an orchestra.Logical formLearned from1 sentences. Lawyers may sit_in on a questioning of witnesses.Logical formLearned from1 sentences. An artist may sit_in on a (news conference).Logical formLearned from1 sentences. (Security agents) may sit_in (strategy sessions).Logical formLearned from1 sentences. A singer may sit_in with mothers.Logical formLearned from1 sentences. An elected-representative may sit_in on deliberations.Logical formLearned from1 sentences. A (special coordinator) may sit_in on talks.Logical formLearned from1 sentences. A person may sit_in on a half hour.Logical formLearned from1 sentences. Persons may sit_in during missions.Logical formLearned from1 sentences. A person may sit_in at a (hearing table).Logical formLearned from1 sentences.