A (gate stain) can be degraded.Logical formLearned from1 sentences. (Blood stains) can be degraded.Logical formLearned from1 sentences. (Blood stains) can be degraded.Logical formLearned from1 sentences. Some (dna samples) can be degraded.Logical formLearned from1 sentences. Some (blood drops) can be degraded.Logical formLearned from1 sentences. A lifestyle can be degraded.Logical formLearned from1 sentences. Environments can be degraded for purposes.Logical formLearned from1 sentences. A quality of an image can be degraded.Logical formLearned from1 sentences. A foam can be degraded.Logical formLearned from1 sentences. Some percent of a surface can be degraded through (soil erosion).Logical formLearned from1 sentences. Uses can be degraded.Logical formLearned from1 sentences. A chernozem can be degraded.Logical formLearned from1 sentences. A region can be degraded by slavery.Logical formLearned from1 sentences. (Salmon habitats) can be degraded.Logical formLearned from1 sentences. A male can be degraded from an archbishopric.Logical formLearned from1 sentences.