A nature of difficulties may be specified.Logical formLearned from4 sentences. A (truck driver) may be specified.Logical formLearned from4 sentences. A time may be specified by a constitution.Logical formLearned from4 sentences. A greek government may specify an action.Logical formLearned from4 sentences. A group may specify consequences of a failure.Logical formLearned from4 sentences. A male may specify a time-frame.Logical formLearned from4 sentences. A world-city may agree without specifying numbers.Logical formLearned from4 sentences. A who may specify that something-is-the-case.Logical formLearned from4 sentences. Headers may specify a sender.Logical formLearned from4 sentences. A male may specify a nature.Logical formLearned from4 sentences. A male may specify a number of troops.Logical formLearned from4 sentences. A president may specify a date.Logical formLearned from4 sentences. A ministry may specify targets of a group.Logical formLearned from4 sentences. A minute may specify that something-is-the-case.Logical formLearned from4 sentences. A gendarme may be specified.Logical formLearned from4 sentences.