A president may turn_down an invitation.Logical formLearned from17 sentences. An invitation can be for an event.Logical formLearned from17 sentences. An invitation may pertain-to a board.Logical formLearned from17 sentences. A group may receive an invitation.Logical formLearned from17 sentences. An invitation may pertain-to an ambassador.Logical formLearned from17 sentences. A country may extend an invitation.Logical formLearned from17 sentences. (Membership invitations) can be formal.Logical formLearned from17 sentences. An invitation can be for dialogue.Logical formLearned from17 sentences. An invitation can be to a summit.Logical formLearned from17 sentences. Invitations can be for a meeting.Logical formLearned from16 sentences. An invitation may pertain-to governments.Logical formLearned from16 sentences. An invitation may pertain-to a pakistani government.Logical formLearned from16 sentences. An (invitation tournament) may pertain-to some women.Logical formLearned from16 sentences. An invitation can be to some (invitation tournament).Logical formLearned from16 sentences. An invitation can be from a company.Logical formLearned from16 sentences.