A female may challenge an elected-representative.Logical formLearned from8 sentences. A toy may challenge a female.Logical formLearned from8 sentences. A male may challenge a person to a race.Logical formLearned from8 sentences. A rise of an identity may challenge some conventions.Logical formLearned from8 sentences. A legitimacy may be challenged by losers.Logical formLearned from8 sentences. A paperback book may be challenged by an electronic book.Logical formLearned from8 sentences. A book may challenge an image.Logical formLearned from8 sentences. An elected-representative of a us-state may challenge a president.Logical formLearned from8 sentences. Heat may challenge (spacecraft designers).Logical formLearned from8 sentences. Some journalists may challenge a constitutionality of a law.Logical formLearned from8 sentences. A male may challenge everybody.Logical formLearned from8 sentences. A male may challenge a legislature.Logical formLearned from8 sentences. A judge may challenge a claim.Logical formLearned from8 sentences. A male may challenge a suggestion.Logical formLearned from8 sentences. Buyers may challenge some views.Logical formLearned from8 sentences.