Parasitic drag can be a drag.Logical formLearned from2 sentences. Bumblebees can be parasitic.Logical formLearned from2 sentences. A (phorid fly) can be parasitic.Logical formLearned from2 sentences. A (drag penalty) can be parasitic.Logical formLearned from2 sentences. An alien (life form) can be parasitic.Logical formLearned from2 sentences. A parasitic disease may be caused by infection.Logical formLearned from2 sentences. Algae can be parasitic.Logical formLearned from2 sentences. A scale can be parasitic.Logical formLearned from2 sentences. Merchants can be parasitic.Logical formLearned from2 sentences. Nematodes can be parasitic.Logical formLearned from2 sentences. A parasitic disease may be caused by eating pork.Logical formLearned from2 sentences. A twinning can be parasitic.Logical formLearned from2 sentences. (Energy requirements) can be parasitic.Logical formLearned from2 sentences. Drugs can be for parasitic infection.Logical formLearned from2 sentences. A prevalence can be constituted-of-or-filled-with parasitic infections.Logical formLearned from2 sentences.