Protests may pertain-to yesterday.Logical formLearned from18 sentences. A resignation may pertain-to yesterday.Logical formLearned from18 sentences. An ad may pertain-to yesterday.Logical formLearned from18 sentences. Yesterday may bring persons events.Logical formLearned from18 sentences. An agenda may pertain-to yesterday.Logical formLearned from18 sentences. A tour may pertain-to yesterday.Logical formLearned from18 sentences. A (training session) may pertain-to yesterday.Logical formLearned from18 sentences. A nyt may pertain-to yesterday.Logical formLearned from18 sentences. A keynote may pertain-to yesterday.Logical formLearned from18 sentences. A survey may pertain-to yesterday.Logical formLearned from18 sentences. Operations may pertain-to yesterday.Logical formLearned from18 sentences. A (yesterday evening) may pertain-to a person.Logical formLearned from18 sentences. A meal may pertain-to yesterday.Logical formLearned from18 sentences. Yesterday can be a celebration.Logical formLearned from18 sentences. A (morning practice) may pertain-to yesterday.Logical formLearned from18 sentences.