Forces may maintain presence.Logical formLearned from27 sentences. Presence can be in a classroom.Logical formLearned from27 sentences. Presence may pertain-to proteins.Logical formLearned from27 sentences. Presence can be in communities.Logical formLearned from27 sentences. Presence may pertain-to leadership.Logical formLearned from27 sentences. Presence may pertain-to an author.Logical formLearned from27 sentences. Presence can be decreased.Logical formLearned from27 sentences. Presence may pertain-to a film.Logical formLearned from27 sentences. Presence can be in a church.Logical formLearned from27 sentences. Presence can be other.Logical formLearned from27 sentences. Presence can be in person.Logical formLearned from27 sentences. Presence can be clear.Logical formLearned from27 sentences. A country may step_up presence.Logical formLearned from27 sentences. Troops may have presence.Logical formLearned from27 sentences. Revenge can be for presence of troops.Logical formLearned from27 sentences.