Riders can be unsafe.Logical formLearned from21 sentences. Riders can be clean.Logical formLearned from21 sentences. A range can be constituted-of-or-filled-with riders.Logical formLearned from21 sentences. A team may have some riders.Logical formLearned from21 sentences. A field can be constituted-of-or-filled-with riders.Logical formLearned from21 sentences. Riders may be seated.Logical formLearned from21 sentences. A rider may fall.Logical formLearned from21 sentences. Riders can be world-class.Logical formLearned from21 sentences. A male can be among some riders.Logical formLearned from21 sentences. Rider may pertain-to a year.Logical formLearned from21 sentences. A (star rider) may pertain-to a male.Logical formLearned from21 sentences. A rider can be in a history.Logical formLearned from21 sentences. A winner can be a rider.Logical formLearned from20 sentences. Riders can be from teams.Logical formLearned from20 sentences. Riders can be from some teams.Logical formLearned from20 sentences.