Walls can be around an erection.Logical formLearned from4 sentences. A female may see an outline of an erection.Logical formLearned from4 sentences. A female may look at an erection.Logical formLearned from4 sentences. (Erection hardens) may pertain-to a male.Logical formLearned from4 sentences. An erection may pertain-to die.Logical formLearned from4 sentences. A male may have erections.Logical formLearned from4 sentences. A male may release an erection.Logical formLearned from4 sentences. Erections can be regular.Logical formLearned from4 sentences. An erection may last some minutes.Logical formLearned from4 sentences. Erections may pertain-to a man.Logical formLearned from4 sentences. A person may ground an erection.Logical formLearned from4 sentences. Photos may show erections.Logical formLearned from4 sentences. An erection may stand from a tangle of curls.Logical formLearned from4 sentences. A political-leader may feel an erection.Logical formLearned from4 sentences. An erection may be strained against jeans.Logical formLearned from4 sentences.