Air can be foul.Logical formLearned from3 sentences. Some (community activists) may cry foul.Logical formLearned from3 sentences. Brews can be foul.Logical formLearned from3 sentences. A four-letter word can be foul.Logical formLearned from3 sentences. A wickedness can be foul.Logical formLearned from3 sentences. Steam can be foul.Logical formLearned from3 sentences. A cigar can be foul.Logical formLearned from3 sentences. Foul play may taint a system.Logical formLearned from3 sentences. A father may catch a foul ball.Logical formLearned from3 sentences. A person-or-deity may wast foul of favor.Logical formLearned from3 sentences. A coverlet can be foul.Logical formLearned from3 sentences. A person may sink foul shots.Logical formLearned from3 sentences. A US-city may take some foul shots.Logical formLearned from3 sentences. Insects can be foul.Logical formLearned from3 sentences. A headache can be foul.Logical formLearned from3 sentences.