Assertion: truffle's fungi | /r/HasProperty | unsightly toenails
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Source sentences:
text: So named because their sexual cycle has not been clearly observed, the imperfect fungi (Class Deuteromycetes) include several disease-causing species of humans, including aspergillosis of the respiratory tract, athlete's foot, ringworm, unsightly toenails, and the very serious "valley fever" of the southwestern United States.