sentence2_structure: Nematodes<>can be<>a parasite of both
sentence1: The Filarial Genome Network connects to a series of documents describing the biology and distribution of some of the more well known filarial nematodes, including both human and animal parasites.
sentence2: Nematodes can be a parasite of both.
question: Can nematodes be a parasite of plants, animals, or both?