Protection can be against a std.Logical formLearned from3 sentences. Pimps may complain about a prevalence of stds.Logical formLearned from3 sentences. Others may build stds.Logical formLearned from3 sentences. Stds can be preventable.Logical formLearned from3 sentences. A culture of promiscuity may drive a rate of stds to a record.Logical formLearned from3 sentences. Shills may ignore a (std clause).Logical formLearned from3 sentences. Kindergarteners can be about stds.Logical formLearned from3 sentences. A rise can be in stds.Logical formLearned from3 sentences. A female may have stds.Logical formLearned from3 sentences. Stds can be in a country.Logical formLearned from3 sentences. A person may give a person a std.Logical formLearned from3 sentences. A std can be constituted-of-or-filled-with some sort.Logical formLearned from3 sentences. (Std risk factors) may pertain-to individuals.Logical formLearned from3 sentences. Results may pertain-to (std tests).Logical formLearned from3 sentences. A person can be on a topic of stds.Logical formLearned from3 sentences.