A male may look to a challenge.Logical formLearned from137 sentences. Women may face challenges.Logical formLearned from136 sentences. Challenges can be theoretical.Logical formLearned from136 sentences. A person may meet a challenge.Logical formLearned from135 sentences. A person may face some challenges.Logical formLearned from135 sentences. A male may take_up a challenge.Logical formLearned from135 sentences. Challenges may pertain-to an era.Logical formLearned from135 sentences. A challenge can be dramatic.Logical formLearned from135 sentences. A challenge may start.Logical formLearned from135 sentences. A person can be ready for a challenge.Logical formLearned from134 sentences. Challenges can be to leadership.Logical formLearned from134 sentences. A challenge can be republican.Logical formLearned from133 sentences. A size may pertain-to a challenge.Logical formLearned from133 sentences. A challenge can be with a male.Logical formLearned from133 sentences. Challenges can be for a country.Logical formLearned from133 sentences.