A penis may undergo an erection.Logical formLearned from83 sentences. An erection can be clothed.Logical formLearned from82 sentences. A male may get an erection.Logical formLearned from81 sentences. A base may pertain-to an erection.Logical formLearned from75 sentences. A length may pertain-to an erection.Logical formLearned from72 sentences. An erection can be obvious.Logical formLearned from71 sentences. A female may feel an erection.Logical formLearned from71 sentences. A church may undergo an erection.Logical formLearned from70 sentences. A fence may undergo an erection.Logical formLearned from69 sentences. A statue may undergo an erection.Logical formLearned from66 sentences. A person may feel an erection.Logical formLearned from63 sentences. Buildings may undergo an erection.Logical formLearned from62 sentences. An erection may pertain-to a lover.Logical formLearned from57 sentences. An erection can be thick.Logical formLearned from54 sentences. Erections can be spontaneous.Logical formLearned from53 sentences.