Yesterdays can be dark.Logical formLearned from7 sentences. Yesterday may see an attack.Logical formLearned from7 sentences. A lecture may pertain-to a yesterday.Logical formLearned from7 sentences. An embarrassment may pertain-to yesterday.Logical formLearned from7 sentences. A disappointment may pertain-to yesterday.Logical formLearned from7 sentences. A festival may pertain-to yesterday.Logical formLearned from7 sentences. A (school shooting) may pertain-to yesterday.Logical formLearned from7 sentences. Yesterday may go_out.Logical formLearned from7 sentences. Dishes may pertain-to yesterday.Logical formLearned from7 sentences. A special may pertain-to yesterday.Logical formLearned from7 sentences. A techie may pertain-to yesterday.Logical formLearned from7 sentences. A summary may pertain-to yesterday.Logical formLearned from7 sentences. A clothing may pertain-to yesterday.Logical formLearned from7 sentences. A (bankruptcy filing) may pertain-to yesterday.Logical formLearned from7 sentences. A (yesterday morning) may pertain-to persons.Logical formLearned from7 sentences.